Ticket Cancellation
* Class Y:       a fees of 5% will be deducted
* Class B-K:   a fees of 10% will be deducted
* Class L-T:    a fees of 20% will be deducted
* Class V-R:   a fees of 30% will be deducted
* Class V-R:   a fees of 100% will be deducted

Ticket Change
* Class Y-T: Any change is subject to the availability of the same class, upgrading subject to payment of fare difference.
* Class V-R: Any change is subject to the availability of the same class and 20% surcharge, upgrading subject to payment of fare difference
* Class P-G: No change is accepted