Paytm Payment Bank — amount not credited to my account from 17th december 2018 to till date.

My father transferred rs. 10000 to through paytm upi from his account to my sbi account on dated 17th december 2018, but rs. 10000 debited from my father's account and not credited to my account, i and my father immediately contacted to paytm care about this after two days they replied amount already credited to receiver account on 18th december, then we once again inform them the receiver not received the amount, they asked me to send us the bank statement scan copy to us, l send the images of my passbook and also statement to them but i'm not getting any responses from them, kindly help me in this regard