vox not cancelled and i need to pay fees for them not doing their work

i have a vox account that i phone in Nov to cancelled nothing was explained to me to my suprise it was not cancelled and cancelled in feb with bad deb now i need to pay money for something you did not done. i already have 6 ref numbers but no one came back i phone in and speak everyday to different staff and they will came back to me ....still waiting for somebody to came back in the meanwile my account is loading......... you are good with sales but aftersales are a mess. i need this account to be cancelled and the money to reversed because this is not in line with the consumer protection act.