Dstv unfairly charged me more money

I called dstv call centre on the 31/october 2017 after realising that i have used wrong reference number,the assistant lady cresentia lekhema who asked me to send proof of payment ao they can sort it out,i did sent it but after 3 days my account got suspended again!i called again to explain the same story, nthabiseng maleo assited me and activated and said they will sort it out ,AGAIN after 5 days my account was suspended,i called again this time a lady named lindo zwane also asked me to send proof of payment AGAIN so they sort it out,well guess what after some few days my account was suspended and now dstv says i have to pay 200 because after they even receive proof of payment that state date,my payment only reflected on the 11 november so i need to pay 200 on top of the R568 that i paid end of october how insane.my proof state date of payment so why do i need to pay the R200?.tjis sis so unfair...