Pathetic service I am cancelling after many years

Good day I went into the Tyger valley branch of Mtn as I was due for an upgrade. I firstly sat and waited for a long time, then I saw a lady and she discussed options with me and I told her to cancel my current contract but I want to keep my cel phone number, she said she will move my current number over to pay as you go which I was happy with and as I wanted a tablet she said she would then take out a new contract for me for the Samsung tablet. I did the application and heard nothing after that, I then went into the branch yesterday and I asked another lady if i can get the tablet she told me I would have to wait in the queue all over again, which is pathetic as i already waited 1 hour the first time, the manager then came and I told her and she told me I must wait and I told rather just cancel the new contact and she had such an attitude she said that's no problem they will cancel it, I was shocked by the lack of service. She asked the consult to take down my details and cancel it, I asked the consultant to call me and let me know when it's done and believe it or not I have still heard nothing. I just confirmation that my cell no is now moved to pay you as you and the contract a