Fees applied:
Change name = 3 euros
Change route =3 euros + the difference of prices between the old ticket and the new one (exception is for the routes with letter T where the change has a fix price of 5 euros)
Change date = 3 euros + the difference of prices between the old ticket and the new one (exception is for the routes with letter T where the change has a fix price of 5 euros)
voucher = value of the original ticket -25%
Validity voucher = 3 months
How to use the voucher = the new ticket must cost more than the value of the voucher.
