Take my money no data loaded and upgraded wrong cell no

Your store in musgrave centre durban upgraded the wrong cell phone number on my account upon trying to rectify last month I received no calls

now I am in my 2nd month no airtime or data loaded yet I am paying for the contract

Beryl Msongelwa from MTN musgrave centre manager called her twice to tell her i want to speak to him..no call yet promised a phonecall from the area manager in charge of your retail stores in Durban ..6 hours still waiting ..call me im waiting.. I have posted on your FB page also want to call east coast radio and Wendy Knowler of consumer watch .. I am awaiting.. call me ********** 121,, May I humbly speak to the head of MTN KZN ..I would like to have a conversation with him/her