not taking responsibility and thinking clients are

My name is Ernest,on the 10th thurs I went to sasol to put a petrol using my absa cheque card,after I have put R 430.I then gave Petrol Att my card he put it in a pad if failed and he brought another one for absa it failed as well saying insufficient amount ,I was suprised cos I knew there was R685 in the card.I left my phone at the garage drove 7 kilometres to absa ,sitting in the office for almost 20 to the 30minutes,2 ladies who were helping me said they were doing DDR and forgotten pin and refreshing the card ,after that they said go try it ,I went back the card worked right away, so some idiots in the bank never heard of the word responsibility and respect.they think we are all idiots,,I lost R500 that I lost for an appointment for the job I was supposed to do.I took long in the bank,they said they did investigation,but never wanted a petrol att who was helping and while I was putting petrol there was a driver who was using card to pay,it puzzles me the displayed being shown by yolande and reneilwe,you can't sit on a phone for 30 minute,fixing the card and tell me you don't see anything wrong,u either take other person as an idiot or you don't know your system ,disgusted as th