Bad customer service systems upgrade

My account is paid up to date however I was cut off from my data told I owed them over R1000 now when I phone to enquire about my payments an having the proof for my payments the agent I spoke to had no knowledge of what to do with my situation told me I owed x amount it needs to be paid I further required to speak to a Manger agent said she is working from home will get one to call me I been with out internet for the past week waiting for the call