I Have Booked Tickets In Setc, Amount Was Debited But Ticket Not Confirmed — I have booked tickets in SETC, amount was debited but ticket not confirmed

I'M SANTHOSH P, I have booked a ticket in TNSTC on 2 June 2023 for my friends SANTHOSH R, VIJAY SV. while processing, amount was debited (900), but ticket was not confirmed, it shows website error. Kindly please refund my amount
E-mail: [protected]@gmail.com
Number: [protected]
Amount: 900
UPI Transaction id :[protected]