Travelport GDS Format Comparison Guide

This guide serves as a comprehensive resource for comparing various GDS formats within the Travelport+ system. It includes detailed sections on the functionalities and processes associated with Apollo and Worldspan formats, covering aspects such as security sign-on, flight availability, booking file fields, and fare display. Each section outlines mandatory and optional fields for booking files, as well as procedures for selling, changing, and canceling flights. The guide also addresses additional features like car and hotel bookings, and provides information on managing PNRs, including building, retrieving, and modifying them. Furthermore, it discusses the encoding and decoding of data, quality control measures, and miscellaneous functionalities. The document emphasizes the importance of using the latest formats and directs users to online help resources for further assistance. Overall, this guide is designed to facilitate understanding and usage of Travelport+ GDS formats effectively.