Contract not cancelled?

I first emailed dirrectly to custmer support but have yet to get a reponce after 2 working days(automatic email says you will repond in under 24hours)<br> reference number is: 003S~SCR4<br> <br> Last month i went to a vodacom shop to cancel my contract they told me i should call vodacom custmer care to cancel it(the 24month was ending) i called they asked me a long list of stupid questions and after ages told me at the end of the month it will be canceled.(end of march)<br> Now i checked this invoice and i have been debited after canceling my contract<br> <br> Please repond via email and not phone.