Bad service mcdonald bandhi square

McDonald in gandhi square , have the poor customer service, Wednesday I went there to grap something to eat, i stood on the queue where by i was the only one buying, however three cashiers didn’t pay any attention to me , but continued with their chat, i even asked if they were busy, paid and went to sit down, 10 minutes passed 20 minutes passed after 25 minutes waiting for my order i go to them and tell them I’ve been waiting for my order for more than 20 minutes, the answer i got was, the system was switched off and there was nothing we could do,, no apology whatsoever, they just continued as nothing happened