[Resolved]  Ccavenue — money not refunded after successful payment to the seller

This is to inform you that i prashant kannojia, on the date of 19 may 2020 was trying to purchase an online course from made easy institute worth rs 11800 by paying through sbi netbanking.
Unfortunately, the money got debited from my account and but the payment gateway page was expired and transaction to seller was unsuccessful.

After enquiring with the state bank of india and madeasy institute, i came to know that the transaction from source account to payment gateway (I. E inb avenues india private lim) was successful but unsuccessful further to the seller i. E its been stuck with ccavenue gateway.

Its been 16 days from then, the money (Rs 11800) is still not refunded in the source account.
I request you to provide assistance for the same.
Transaction date : 19 may 2020
Ref/cheque no. :[protected]igaiqfony8
Mobile no.: [protected]