Overcharged

In April MTNcharged/billed R1041,99 instead of R848.00 . AND THE UNFORTUNATE PART IS THAT I PAID THAT AMMOUNT ALREADY. I I MADE A QUERY WITH CUSTOMER SERVICE AND THEY PICKED UP THAT SPECIFIC MONTH I WAS OVER CHARGED . MY INSTALMENT AND AN ADDITIONAL R198.00 . WHEN I CHECK MY BILL THE AMMOUNT IS STILL NOT CREDITED ON MY ACCOUNT AND THE ACCOUNTS DEPT SAYS THEY HAVE RESwas charged R1041,99 instead of R848.00 . AND THE UNFORTUNATE PART IS THAT I PAID THAT AMMOUNT ALREADY. I I MADE A QUERY WITH CUSTOMER SERVICE AND THEY PICKED UP THAT SPECIFIC MONTH I WAS OVER CHARGED . MY INSTALMENT AND AN ADDITIONAL R198.00 . WHEN I CHECK MY BILL THE AMMOUNT IS STILL NOT CREDITED ON MY ACCOUNT AND THE ACCOUNTS DEPT SAYS THEY HAVE RESOLVE THE ISSUE...

PLEASE HELP RESOLVE THE ISSUE...

PLEASE HELP.