Wrongly bought 2 half fare tickets (Zurich -Tirano, chf 68) without realizing I had to buy half fare card separately on December 3. I used sbb.ch as a guest. Today I purchased (by logging in sbb website) another 2 saver day pass for same day, time & route, chf 104.
Tried to submit for refund of earlier tickets minus processing fee of chf10 but an error occured when processing prevent me from doing so.
Any advice please.
Sharon