airlineData_reservationSystem {#airline-data-reservation-system}
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Code specifying the reservation system used to make the reservation and purchase the ticket.  
Codes can only use letters, numbers, and spaces. No special characters are allowed.

Specifications {#airline-data-reservation-system_d1551e24}
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* **Data Type:** String
* **Data Length:** 20

Mapping Information {#airline-data-reservation-system_d1551e43}
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* **REST API Field:** travelInformation.transit.airline.reservationSystemCode
* **Simple Order API Field:** airlineData_reservationSystem