Gujarat State Road Transport Corporation [Gsrtc] — ticket refund not received from gujarat state transport

I have tried to book bus ticket twice on gujarat state transport app on 25th january and for which my credit card has been debited twice amounting rs. 208 each i. E. Total rs. 416 but tickets were not cooked and received system error message that : "your transaction is not completed as reservation system can't process your request" and i have immediately raise query on 25th january and followed after wards on regular basis wherein i get same reply you will receive your refund amount in 7 to 21 working days but till now i have not received any refund.

So need your help i to get the refund on top most priority