<xsd:simpleType name="NonScheduled_Enum">
    <xsd:annotation>
        <xsd:documentation source="Description">To specify which types of non-scheduled air service should be included.</xsd:documentation>
        <xsd:appinfo>
            <otm:OTA2Entity type="EnumerationClosed" xmlns:otm="http://www.OpenTravel.org/ns/OTA2/AppInfo_v01_00">NonScheduled_Enum</otm:OTA2Entity>
        </xsd:appinfo>
    </xsd:annotation>
    <xsd:restriction base="xsd:string">
        <xsd:enumeration value="ChartersOnly">
            <xsd:annotation>
                <xsd:documentation source="Description">Only include non scheduled flights that are charter flights.</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="ExcludeCharters">
            <xsd:annotation>
                <xsd:documentation source="Description">Do not include non scheduled flights that are charters.</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="All">
            <xsd:annotation>
                <xsd:documentation source="Description">Include both charter non scheduled flights and those that are not charters.</xsd:documentation>
            </xsd:annotation>
        </xsd:enumeration>
    </xsd:restriction>
</xsd:simpleType>