Please use our help & contact area for all questions regarding your ticket bookings, for refunds and to report lost items.
The SBB Community is a public forum (customers help customers); please don’t post any personal data (names, addresses, e-mail, credit card numbers, ticket order no. etc.).
It’s not possible to make a seat reservation, because it’s a regional train. You just need to buy a ticket at the counter and can seat everywhere in this train.