TNSTC — Online ticket booking

I am Pranesh R from Chennai. On 03/11/2023, I have booked a ticket in an ordinary Deluxe bus from Chennai PT. Jayalalitha Bus Terminal to Erode for the date 09/11/2023. The amount of Rs.393 has been debited but the ticket has not been booked instead it shows an error msg at the end of the payment. Kindly resolve the issues as soon as possible and Pls refund back the amount.