Paid but recieved nothing

I bought a dress from 6.hk561 on 1 August 2015 and still haven't receive the item. I want a refund and don't want the dress anymore because I don't need it. <br> <br> New ball gown Wedding Dress Bridal Gown Lace Custom Size ***+<br> ( *** )<br> <br> My dad Edward Michaels from South Africa Purchased it on his account.<br> <br> Please assist.