Indian Railway Catering & Tourism Corporation [IRCTC] — Failed transaction..

Address:

395017

I booked a ticket on 31 January through irctc. but transaction failed and Rs. 3501.50 deducted from bank . I called customer care no. for following issue to refund my money and they told me please mail your bank statement and failed transaction details.so i mail a pdf format of bank statement and screen shot of failed transaction as proof.
but they did not refund my money till the date. i want refund .

user id - bike4714
txn details - [protected], [protected].
DEBIT CARD - PNB
Amt deducted - 3501.50