HDFC Bank — Air India Refund not credited to account

Address: Mumbai

Hi Team,
This is the HDFC Complaint No : Mumc[protected]

Its been month Air India Confirm they did refunded the amount but amount is yet not credited to My account.

On every call with customer support they say amount will be available in 48 hours please drop mail to support.

After multiple emails to support yet no reply and same answer from customer support.

Thank you