Bad customer service money deducted no delivery

KFC Sunward Park Boksburg.I purchased 3 Items to the value R232,70 money was deducted twice and not reversed VIA the KFC app for delivery TO MAKE THINGS WORSE I NEVER RECEIVED A CONFIRMATION ON EMAIL EVEN THOUGH THERE A POP UP MESSAGE ON MY SCREEN.WHEN I CHECKED MY ORDER WAS PENDING I CALLED KFC SUNWARD PARK BOKSBURG.YO CHRCK AND COMPLSIN LAST @20:00pm they told md there could a problem with the system and they are calling customer cares and they will come back to me I kept calling I spike to 2 gentle I have their names but will not reveal them on this platform. They said they could not reverse the money and could not complete and deliver my order. I ask them what were my kids supposed to eat? I sent an email of the event to KFCs customer service with full description and proof they an copy of money deducted. The want an invoice. WHERE AM I GOING RECEIVE AN INVOICE IF THE ITEMS WERE NOT DELIVERED AND MONEY DEDUCTED TWICE. REVERSE THE MONEY AND THE GOODS WERE NOT DELIVERED.