Mtn poor customer service

I ported to mtn from cell c on the 29 of august and i got smses confirming it was ported succesfully and when i inserted the new simcard the following day i got a new mtn number instead of my old number ...i went to mtn store they couldnt help me they say my number does appear on their system i did a simswap again i got a new number i called customer care ive been given a reference number when i call them they saying the person dealing with my situation is still busy with ...had i know that porting to mtn would be this much hastle i wouldnt have ported to them