Indian Railway Catering & Tourism Corporation [IRCTC] — tdr failed

Address:

1420/36, hanumant vihar naubasta, Kanpur, Uttar Pradesh, 208021

Sir
I filled TDR on PNR [protected] and now The status is showing failed the train was late by 3 and more hours me and my family waited for train in station for 2-4 hours then i filled TDR and we travelled in BUS, so want refund because my train was late by 3+ hours.
Now the status is showing TDR failed and the customer care was also not helping me.