Very bad customer service

I have a fibre contract with Vodacom on the 26 November 2021 i have internet connection issues which i reported the matter to Vodacom, until today i dont have internet, i cant work this week thanks to Vodacom as no one welling to assist but promised empty promises, yesterday a lady called me at this number *** promised to sent q technician today but nothing, i phoned vodqcom fibre support services 5 times no one is pick up my calls just just drop off at ***, i dont know what to do now, am left stressed, confused and lost whether to cancell my contract and organise some company who will look after my needs and support where applicable.