Irctc — TDR filed but not get refund

Hello Sir,

I have filed TDR because train is running late by more than 3 hours and my father was not travelled.
But yet the amount was not refunded.

PNR no - [protected]
Date of journey - 13.08.2022
Train no - 12808
Station from - Nizamuddin
Station to - Bagbahara
Class - 3AC

Registration no[protected]

Do the needful sir,

Regards,
Krishna Soni