Domino's Pizza — Refund related

I placed the order by and chose the city as my current elected city Vadodara and then at the order time autonatically city changed and I placed the order. I tried to contact the store as many times but the number is Showing wrong the. After 30 kinutes store calls me that My order is ready and then they cancelled the order from their side. I got a msg I ll br provided my gift voucher but still I have not recieved. It is order number 165 and invoice number is 66471/20/43403