Swetha — Money debited but payment was not succesful

Address:	Krishna, Andhra Pradesh, 520012
Website:	BookMyShow.con

I booked 4 movie tickets for nannaku prematho in book my show. For the first transaction money was debited from my debit card but the payment was not successful, in the second attempt it was successful.within how many days i can get my refund back.
please send back money as early as possible.
waiting for quick reply