i am concend about vodacom sence of agent to me

On the 19th of November 2015 i went to vodacom cellular bar in alberton Newmarket mall to do port from mtn to vodacom I was told that the porting will take place on the 20th i waited and there was no respond then on the 21st i went back to inform them that the porting did not hepppen and the lady by the name of shamima tried to help me she called vodacom customer. Care she was given a ref number and she was told buy i dont know who that they will gert back to her I waited for almost an hour but no one called her she tried again and was told that they are still sorting the issue as soon as its done they will call her and she said she will call me back but she hasnt.my question is does vodacom people understand the frustration they have put me through i am beaging to wonder if i am making a right dicision buy porting to vodacom.or must i trie cell.c ? Help and feedback .