<xs:complexType name="AirSearchPrefsType">
    <xs:annotation>
        <xs:documentation xml:lang="en">Defines user preferences to be used in conducting a search.</xs:documentation>
    </xs:annotation>
    <xs:sequence>
        <xs:element name="VendorPref" minOccurs="0" maxOccurs="99">
            <xs:annotation>
                <xs:documentation xml:lang="en">Specify vendors to include and exclude from the response.</xs:documentation>
            </xs:annotation>
            <xs:complexType>
                <xs:simpleContent>
                    <xs:extension base="CompanyNamePrefType">
                        <xs:attribute name="AllianceAllowedInd" type="xs:boolean" use="optional">
                            <xs:annotation>
                                <xs:documentation xml:lang="en">When true, flights for other airlines in an alliance with the specified carrier code may be returned.</xs:documentation>
                            </xs:annotation>
                        </xs:attribute>
                        <xs:attribute name="LoyaltyAllowedInd" type="xs:boolean" use="optional">
                            <xs:annotation>
                                <xs:documentation xml:lang="en">When true, flights for other airlines in a loyalty program with the specified  carrier code may be returned.</xs:documentation>
                            </xs:annotation>
                        </xs:attribute>
                    </xs:extension>
                </xs:simpleContent>
            </xs:complexType>
        </xs:element>
        <xs:element name="FlightTypePref" minOccurs="0" maxOccurs="3">
            <xs:annotation>
                <xs:documentation xml:lang="en">Defines preferred flight characteristics to be used in a search.</xs:documentation>
            </xs:annotation>
            <xs:complexType>
                <xs:attributeGroup ref="FlightTypePrefGroup" />
            </xs:complexType>
        </xs:element>
        <xs:element name="FareRestrictPref" minOccurs="0" maxOccurs="4">
            <xs:annotation>
                <xs:documentation xml:lang="en">Constrains a fare search to those with restrictions that satisfy user-imposed limitations.</xs:documentation>
            </xs:annotation>
            <xs:complexType>
                <xs:annotation>
                    <xs:documentation xml:lang="en"> Container used for specifying or limiting acceptable fare restrictions.</xs:documentation>
                </xs:annotation>
                <xs:sequence>
                    <xs:element name="AdvResTicketing" type="AdvResTicketingType" minOccurs="0">
                        <xs:annotation>
                            <xs:documentation xml:lang="en">Identifies whether advance reservation or ticketing restrictions are acceptable in the search results</xs:documentation>
                        </xs:annotation>
                    </xs:element>
                    <xs:element name="StayRestrictions" type="StayRestrictionsType" minOccurs="0">
                        <xs:annotation>
                            <xs:documentation xml:lang="en">Identifies whether restrictions on minimum or maximum stays should be included in the search results</xs:documentation>
                        </xs:annotation>
                    </xs:element>
                    <xs:element name="VoluntaryChanges" type="VoluntaryChangesType" minOccurs="0">
                        <xs:annotation>
                            <xs:documentation xml:lang="en">Identifies whether penalties associated with voluntary changes should be included in the search results</xs:documentation>
                        </xs:annotation>
                    </xs:element>
                </xs:sequence>
                <xs:attributeGroup ref="FareRestrictPrefGroup" />
                <xs:attribute name="FareDisplayCurrency" type="AlphaLength3" use="optional">
                    <xs:annotation>
                        <xs:documentation xml:lang="en">Currency in which fare display is requested</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
                <xs:attribute name="CurrencyOverride" type="AlphaLength3" use="optional">
                    <xs:annotation>
                        <xs:documentation xml:lang="en">Display fare published in other than local selling currency only.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
            </xs:complexType>
        </xs:element>
        <xs:element name="EquipPref" type="EquipmentTypePref" minOccurs="0" maxOccurs="9">
            <xs:annotation>
                <xs:documentation xml:lang="en">Defines preferred equipment profile(s) to be used in a search.</xs:documentation>
            </xs:annotation>
        </xs:element>
        <xs:element name="CabinPref" minOccurs="0" maxOccurs="3">
            <xs:annotation>
                <xs:documentation xml:lang="en">Defines preferred  cabin(s) to be used in a search.</xs:documentation>
            </xs:annotation>
            <xs:complexType>
                <xs:attributeGroup ref="CabinPrefGroup" />
                <xs:attribute name="CabinSubtype" type="StringLength1to64" use="optional">
                    <xs:annotation>
                        <xs:documentation xml:lang="en">Defines a specific cabin sub type within the cabin type (i.e., first, business, economy.)  For example, 'Premium'.</xs:documentation>
                    </xs:annotation>
                </xs:attribute>
            </xs:complexType>
        </xs:element>
        <xs:element name="TicketDistribPref" minOccurs="0" maxOccurs="3">
            <xs:annotation>
                <xs:documentation xml:lang="en">Defines Distribution prefernces.</xs:documentation>
            </xs:annotation>
            <xs:complexType>
                <xs:simpleContent>
                    <xs:extension base="TicketDistribPrefType">
                        <xs:attribute name="LastTicketDate" type="xs:dateTime" use="optional" />
                        <xs:attribute name="FirstTicketDate" type="xs:dateTime" use="optional" />
                    </xs:extension>
                </xs:simpleContent>
            </xs:complexType>
        </xs:element>
    </xs:sequence>
    <xs:attributeGroup ref="SmokingIndicatorGroup">
        <xs:annotation>
            <xs:documentation xml:lang="en"> Request smoking flights in response. Defaults to false - no desire for smoking flights.</xs:documentation>
        </xs:annotation>
    </xs:attributeGroup>
    <xs:attribute name="OnTimeRate" type="Percentage" use="optional">
        <xs:annotation>
            <xs:documentation xml:lang="en"> Request for flights in response that meet the given Department of Transport on-time rate. This is a number between 0 and 100.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="ETicketDesired" type="xs:boolean" use="optional" default="false">
        <xs:annotation>
            <xs:documentation xml:lang="en"> Request flights that are e-ticketable in the response.</xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attribute name="MaxStopsQuantity" type="Numeric0to4" use="optional">
        <xs:annotation>
            <xs:documentation xml:lang="en"> Request flights that have no more than the requested number of stops. </xs:documentation>
        </xs:annotation>
    </xs:attribute>
    <xs:attributeGroup ref="DateTimeSpanGroup">
        <xs:annotation>
            <xs:documentation xml:lang="en">Used to specify the earliest and latest departure times for which flights are requested.</xs:documentation>
        </xs:annotation>
    </xs:attributeGroup>
</xs:complexType>