Assertion: agency's service | /r/Synonym | global distribution systems
Facets:
Source sentences:
text: Travel agencies use the services of the major computer reservations systems, also known as global distribution systems (GDS), including: Amadeus CRS, Galileo GDS, Sabre, and Worldspan, which is a subsidiary of Travelport, which allow for comparison and sorting of hotel and flight rates with multiple companies.