Bad service

Very poor service from dstv my services we disconnected on the 2nd of Nov payment date 27th of each month I had 1200 outstanding on my account the whole of November I never watched dstv on the 25th of Nov I phoned in to downgrade from premiere to compact was told my balance is 900 from where they charged me R437 for viewing from the 27th of October to the 2nd of Nov 6 days of watching 437 which my monthly premiere is R849 so that means the other 24 days of the month is another 400 I paid R700 on the 25th my services were reconnected to compact just now I received an sms saying my services were disconnected I have to pay R405.93. I want my 700 refund ill continue watching Netflix