Delhi Development Authority [DDA] — delhi development authority (dda)- surrender of flat allotted under dda awasiya yojana 2017 at loknayak puram (not refund received yet)

Dear sir
I had applied for lucky draw flat under dda awaisya yojana 2017, vide form no 1801468 and was allotted a lig flat at loknayak puram (B-2, 698 fourth floor). For which i had deposited rs 1, 00, 000/- (One lakh only) to dda from my canara bank account. I had surrendered to the dda head office at vikas sadan on dated 12/12/2017, on the flat which was allotment to me. All the documents i had to submit to surrender were done in your office on 12/12/2017. And it was told that my money wil be refunded in a month. But today is going to be more than 2 months but the money has not been refunded so far. So kindly refund the amount of rs one lakh to my account.