openapi: 3.1.0 info: title: Travelport TripServices Flights Booking Modifications API version: '11' description: 'RESTful JSON API for end-to-end air travel workflows (search, price, book, ticket, cancel, exchange) over GDS and NDC content. Endpoints derived from the Travelport developer portal at https://developer.travelport.com/apis/flights. ' contact: name: Travelport Developer Support url: https://developer.travelport.com/support servers: - url: https://api.travelport.net/11 description: Production - url: https://api.pp.travelport.net/11 description: Sandbox (Pre-Production) security: - BearerAuth: [] tags: - name: Modifications paths: /air/book/reservation/reservations/divide: post: tags: - Modifications summary: Divide a reservation responses: '200': description: Divided reservation /air/modify/reservations/{Identifier}: post: tags: - Modifications summary: Modify a reservation by identifier (NDC) parameters: - in: path name: Identifier required: true schema: type: string responses: '200': description: Modified reservation /air/change/catalogofferingsairchange: post: tags: - Modifications summary: NDC change catalog offerings responses: '200': description: Change offerings components: securitySchemes: BearerAuth: type: http scheme: bearer bearerFormat: JWT description: Travelport-issued JWT bearer token in the Authorization header.