callcentre no phone back

i place a order for the special of R599 uncaped data, and is trying to phone telkom this hall week but kept me on the line for 15 min envery time i phone for help to know how far it is and want to know when they going too install the line, send out call back 8x phone in every day to be stuck on the phone for 15 &16 &20 min every time i phone with no luck to talk to a consultant, for a new client this is bad services