RIDICULOUS SERVICE FROM TELKOM

I have been trying to resolve my query with Telkom for 2 months now. First they start to bill me for a new service that has not even been installed (and cannot be installed due to cable theft) They continue to bill me for the new service, and now 2nd month in a row I am billed again. 2nd they are refusing to cancel my existing line - and I have put through a request on the 25/06 already and they have not processed the cancellation request as yet. I last spoke to a Manager David Stallenberg from Billing who assured me that he would get back to me yesterday by 12 and would resolve my issues. I am still waiting....................