Originally Posted by Often1

Presuming that you paid by credit card, why not simply initiate a chargeback? If you booked directly, the refund ought to have been initiated within 7 days, thus the third week in March.

In order to make this quick and easy, make certain that you submit your e-ticket receipt, the notice of cancellation, and your request for a refund as well as a note to the effect that you have not received it.