sendmygift.com – purchase a good but not deliver and not repaying money return

I have purchase a good of cost 350 order id is 145053497and paid by debit card and they tell they will deliver the good on 13 Feb 2016 before 9 o clock but till now I haven’t recieve any goods and not receiving the call and if recieve they pit on hold and after 20 min cut off the line so please help me to repay the money