Poor service delivery/ no refund option

Have very bad experience with Debonairs Kuilsriver. They never delivered my pizza. I complained about it and they promised to give my delivery as I paid for it. It has been 4 week and still no pizza. when I call, they promise to deliver however I am still waiting. For a reputable company such as debonairs, I expected better. Refund if they can’t deliver. Very disappointed 😢