Cancellation

I have been talking to different consultant in regards with the cancellation of my contract since 2018 up to now ,I'm still getting billed by telkom and the consultant which I spoke to its Patricia she gave me an email address of her boss by the name of Nomazulu Mpofu yesterday I wrote her an email nothing happened today sent an email got an automatic response that she is not at work..something doesnt add up here may telkom please cancell this contract and stop billing me because their consultant and staff are just not resolving customers issues cell no to be cancelled is ***,I have been cancelling this on this website www.telkom.co.za on the telkom portal the first ref no was sent on the 15/11/2019 (***2) second ref 18/12/2019 (***7) telkom has been my worst nightmare and they dont comply with what their customers need..I'm really ****ed off with their service