HDFC Bank — The amount has been debited from my account for the transaction but the merchant didn't receive it and have no tracking in history

I booked two tickets online on Thursday[protected] at jazzcinemas

I received the following acknowledgement message regarding the amount for tickets being debited but the merchant didn't receive it and there were no tracking of this transaction in merchant's booking history.

Thanks for paying Rs.441.56 from A/c XXXXXXXX to PAYUJAZZCINEMASPVTLT via NetBanking. Call XXXXXX if txn not done by you

I have the transaction "reference id" from my bank account history. Need help regarding getting a refund.