Worst service

I recieved the worst customer service at vodacom.i have been sent from pillar to post to get assistance with a simswarp from the 30th of December to date the issue has not been resolved. Despite advising the agents that I am unable to work on my work systems without my number. I had to postpone my leave for two weeks and I am currently on unpaid leave.. The sales agents promises to call back by they never do. Everyday is a different issue and they always postpone the days my issue will be resolved. Yesterday I spoke with Ziyanda who promised her team leader will get back to me. The team leader never did despite Ziyanda CALLING me back, I was on hold for2 24 minutes and he never bothered to answer his phone. The number in question is ***