<xs:element name="PricingUnit" minOccurs="0" maxOccurs="20">
    <xs:annotation>
        <xs:documentation xml:lang="en">A pricing unit for a passenger type code.</xs:documentation>
    </xs:annotation>
    <xs:complexType>
        <xs:sequence>
            <xs:element name="FareComponent" maxOccurs="99">
                <xs:annotation>
                    <xs:documentation xml:lang="en">Provides the data for a component of the fare.</xs:documentation>
                </xs:annotation>
                <xs:complexType>
                    <xs:sequence>
                        <xs:element name="FlightLeg" maxOccurs="99">
                            <xs:annotation>
                                <xs:documentation xml:lang="en">The flight leg information for the fare component.</xs:documentation>
                            </xs:annotation>
                            <xs:complexType>
                                <xs:complexContent>
                                    <xs:extension base="BookFlightSegmentType">
                                        <xs:attribute name="SurchargeInd" type="xs:boolean" use="optional">
                                            <xs:annotation>
                                                <xs:documentation xml:lang="en">When true, a surcharge applies to this flight leg.</xs:documentation>
                                            </xs:annotation>
                                        </xs:attribute>
                                        <xs:attribute name="FareBasisCode" type="StringLength1to16" use="optional">
                                            <xs:annotation>
                                                <xs:documentation xml:lang="en">The fare basis code for this flight leg.</xs:documentation>
                                            </xs:annotation>
                                        </xs:attribute>
                                        <xs:attributeGroup ref="UnitsOfMeasureGroup">
                                            <xs:annotation>
                                                <xs:documentation xml:lang="en">Used to specify the free baggage allowance for this flight leg.</xs:documentation>
                                            </xs:annotation>
                                        </xs:attributeGroup>
                                    </xs:extension>
                                </xs:complexContent>
                            </xs:complexType>
                        </xs:element>
                    </xs:sequence>
                    <xs:attribute name="Number" type="Numeric1to99" use="required">
                        <xs:annotation>
                            <xs:documentation xml:lang="en">The fare component number.</xs:documentation>
                        </xs:annotation>
                    </xs:attribute>
                    <xs:attributeGroup ref="CurrencyAmountGroup">
                        <xs:annotation>
                            <xs:documentation xml:lang="en">The currency code and the amount for the fare component.</xs:documentation>
                        </xs:annotation>
                    </xs:attributeGroup>
                </xs:complexType>
            </xs:element>
        </xs:sequence>
        <xs:attribute name="UnitNumber" type="Numeric1to99" use="required">
            <xs:annotation>
                <xs:documentation xml:lang="en">A sequential number that identifies this pricing unit.</xs:documentation>
            </xs:annotation>
        </xs:attribute>
    </xs:complexType>
</xs:element>