MTN BADBOY!!!!!!!!!!!!!!

I Upgrade 2 years ago online with a contract of 3 years. Suddenly after 2 years I don't have airtime to phone and no data . Same contract but I need to buy everything extra. When to MTN Cape Gate and Stellenbosch. They can't help me!! MTN Cape Gate said they are on a new system and they will set correct this!! That was last week!! I still can't phone! I am paying the same monthly fee!!!!!!!!