No response/feedback

I called the Call centre on Monday reporting about their page when checking the balance that has now changed. I usually check my balance on [URL Removed] then it will take me straight to actual page, now the page has no longer have the balance check option. It is now difficult for me to check the balance and wont know until my data is finished. The lady who gave me help, Pertunia, was very much helpful until she couldn't help then referred me to her manager, Karabo, who at first was not friendly enough to help me. He insisted that I take the reference no.(***7) of the call, as they were going to escalate my case to the relevant department. That department will take 72hrs to respond which I told him that it is not the first time I had a case, different to this one, that I have never received a call. I explained to him that I have an assignment which is due in few days and now I can't access my files or even browse for research. He became unhelpful to an extent that he gave me an ultimatum of going to buy data. Where I stay it's far from the shops and I usually buy data via internet banking I have since not received any feedback and can't see my balance. He should have prioritise