travelInformation. transit.airline. ancillaryInformation. connectedTicketNumber {#travel-info-transit-airline-ancillary-info-connected-ticket-num}
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Airline ticket number connected to ancillary purchase.  
If purchase has connection or relation to another purchase, such as a baggage fee for a passenger transport ticket, this field must contain the ticket number for the other purchase.  
For stand-alone purchases, the value for this field must be the same value used for the travelInformation.transit.airline.ancillaryInformation.ticketNumber field.

Specifications {#travel-info-transit-airline-ancillary-info-connected-ticket-num_Specifications}
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* **Data Type:** String
* **Data Length:** 15

Mapping Information {#travel-info-transit-airline-ancillary-info-connected-ticket-num_Mapping}
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* **REST API Field:** travelInformation.transit.airline.ancillaryInformation.connectedTicketNumber
* **SCMP API Field:** ancillary_connected_ticket_number
* **Simple Order API Field:** ancillaryData_connectedTicketNumber