Galileo
Find Galileo GDS courses, tutorials, and related articles to improve your skills in flight booking, ticketing, fare calculations, and travel management for the aviation and tourism industry.
Find Galileo GDS courses, tutorials, and related articles to improve your skills in flight booking, ticketing, fare calculations, and travel management for the aviation and tourism industry.

Table of Contents Introduction What Is a Retention Segment? When to Use Retention Segments Amadeus — Retention Segment Command Sabre — Retention Segment Command Galileo — Retention Segment Command Why Retention Segments Are Important Best Practices Quick Reference Table Frequently Asked Questions Retention Segments in GDS: How to Keep Your PNR Active (Amadeus, Sabre,…

Table of Contents Introduction What Does ARNK Mean? When Do You Use ARNK? Why Is ARNK Important? Amadeus — SIARNK Command Galileo — Y Command Sabre — 0AA Command Does ARNK Affect Pricing? Quick Reference Table Frequently Asked Questions ARNK in GDS: How to Add Arrival Unknown Segments in Amadeus, Galileo & Sabre 📅…

Table of Contents Introduction Void in the Sabre System Void in the Galileo System Important Notes for Sabre & Galileo Quick Reference Table Frequently Asked Questions How to Void Tickets in Sabre & Galileo: Same-Day Cancellation Guide 📅 Updated: October 2026 ⏱ 6 min read ✈️ GDS HUB Editorial When working in global distribution…

Table of Contents Introduction Working With EMD Services in Amadeus Handling Paid Services in Galileo EMD Command Comparison Important Notes for Agents Quick Reference Table Frequently Asked Questions How to Issue EMD Services in Amadeus & Galileo: Complete Step-by-Step Guide 📅 Updated: October 2026 ⏱ 9 min read ✈️ GDS HUB Editorial How to…

Group bookings are different from individual reservations. When handling large passenger numbers (20–100+), even small mistakes can cause major operational issues. This guide explains how to create a Group PNR in the two main GDS systems: Amadeus and Travelport Galileo. Updated September 2026 · 8 min read · By GDS HUB Team Table of…

Table of Contents Introduction Step 1: Search for Flight Availability Step 2: Sell Seats Step 3: Add Passenger Names Step 4: Add Contact Information Step 5: Add Ticketing Instruction Step 6: End and Save the Booking Quick Reference Table Frequently Asked Questions How to Create a PNR in Galileo: Step-by-Step Guide 📅 Updated: October…