Is it possible to change directions.
I accidentally bought a round-trip ticket:
Malbun, Zentrum -> Zürich Oerlikon
Zürich Oerlikon -> Malbun, Zentrum
And I need it the other way around.
Zürich Oerlikon -> Malbun, Zentrum
Malbun, Zentrum -> Zürich Oerlikon
https://yadi.sk/i/QbUIGvJBGOgqtQ