Checkers springs mall

I went to checkers at springs mall to buy a thew things when I got to the teller and tried to pay the card machine did not work I told the lady I just used it at pep and she said there must be something wrong with the card and dis not want to help me so I went to another checkers near by and there my card worked the lady at checkers springs mall was very rude she did not even try another card machine