bad service

on the 23/04/2022 I went to KFC Midrand (boulders mall) at around about 19:00, I was shocked when the first cashier refused to take my order ( I have just cashed up is what she stated) so I waited for the next lady only to be informed that there is no chicken (shocked I was knowing that KFC's core business is selling chicken) I asked the lady how that's possible ? no response as she walked back into the