Reserving a ticket with an SNCF reduction or an SNCF advantage
Click on the "Reservations" icon from the home page on the
www.tgv-europe.com site.
Enter the information concerning your trip (date, times, number of travellers, etc.).
For question 2 "Who is travelling?", you can select the card or subscription that each of the travellers may hold:

Discounts and subscription cards are displayed in the "no card or subscription" pull-down menu

The Grand Voyageur card and the loyalty programmes are displayed in the "no loyalty programme" pull-down menu.
Click on
"Search now". The search engine will offer the best rates that are available, taking your subscription or loyalty card into account.