Dominos Pizza — Never received my order or refund

Address:	560066
Website:	Domino's Pizza

I have ordered online pizza from Domino's. My order number 200 is dated on 05/22/2016 of an amount of 421/- on the order name Shrikrishna. I ordered pizza at 5 pm, but not received the order. I waited for 2 and half hours and then called Domino's, they said they have missed my order, as its their mistake i asked them for refund but they refusing to give instead they are saying they can deliver order a pizza but cant give my money back.
now I want my money back. I am not getting any response from Domino's, i called them many times.
Domino's is fooling their online customers .