Reliance Fresh — Reliance Fresh Purchase Transaction failed but not credit back my amount

Address:

Mumbai City, Maharashtra, 400008

I have made the transaction of Rs. 2587.26 on 20/11/2016 from Reliance Smart/Fresh (Mumbai Central).
Due to Server down counter person did swipe of my credit card 2 times with 2 different machines then he told me that money will be refund after 2 days.
As my money was deducted for both the times.
Till Date I have not got any credit/refund back .
Please do needful.