WHY ARE YOU STILL TAKING MONEY OUT FROM MY ACCOUNT WHEN MY CONTRACT ENDED END OF JULY?????????

MY CONTRACT ENDED IN JUNE, I WENT TO THE TELKOM BRANCH IN MENLYN ASKED TO CANCEL MY CONTRACT THEY GAVE ME A LETTER TO COMPLETE I SENT THE CANCELLATION LETTER ON THE 28 JUNE TO ********** I WAS TOLD I WILLL GET A RESPONSE IN 21 DAYS EVEN TODAY HAVENT RECEIVED ANY NEWS FRM ANYONE AND TO ME I THOUGHT IT WAS A DONE DEAL UNTIL THEY BILLED ME A LARGE AMOUNT OF MONEY IN JULY I DONT UNDERSTAND WHY THEN 1ST SEPTEMBER THEY DEDUCTED AGAIN???

I CALLED THE CALL CENTRE ON THE 2ND OF SEPTERMBER JUST AROUND 9 AM SPOKE TO HELENIQUE TOLD HER MY PROBLEM SHE COULDNT HELP SHE HAD NO IDEA WHY I WAS BEING BILLED AND HER SYSTEM MY ACCOUNT IS STILL ACTIVE, FUNNY PART IF ITS STILL ACTIVE WHY DID THEY DEDUCTED R 99.00 WHEN I NORMALY PAY R 400.00 FOR MY CONTRACT SHE HAD NO IDEA WHY THAT WS HAPPENING I ASKED FR HER PERSONAL EMAIL ADDRESS I FORWARDED HER THE LETTER AS IT WAS WITH THE DATE SHE SAID SHE WILL ASSIST EVEN TODAY I HAVENT RECEIVED ANYTHING STILL..

CAN YOU STOP BILLING MY ACCOUNT FR NOTHING? I HAVE SENT A CANCELLATION LETTER A LONG TIME AGO BUT NO ONE IS DOING ANTHING ABOUT IT INSTEAD PEOPLE ARE MAKING MONEY OUT OF ME