Vodacom, worst ever

Vodacom is the worst ever!!! Please stop *****ing my money and please refund me.... I have phone to cancel my contract 10 Novemeber 2017, January was the last month for the cellphone contract. Phoned Again 1 March 2018 to find out what's going on.... Vodacom please invest to train your call centre staff to make proper notes or what ever. Somewhere there is something wrong with your system or your staff!!! Debits orders still going off. I said take your airtime and data, I have cancelled my contract. The lady said it will take 3 days For Vodacom to refund me. Still nothing!!!! VODACOM WAKE UP PLEASE. AND REFUND MY MONEY. Thank you for the worst service ever!!!!