Agent put me on hold for more than 20 min

Call the Vodacom cancellations department on *** and spoke to Tshepo .... after explaining to him that I have cancelled my contract for phone number *** at the end of Feb 2015 but I'm still getting Debited .... in his response I could sense irritation and frustration which I pointed out to him that its unprofessional for a customer to get the feeling that the person who is suppose to help does not want to help. He then asked put me on hold , I was on hold for more than 20 minutes and he never came back to me.<br> <br> These are the type of call centre agents that you don't want manning your call centre. <br> <br> Call details<br> date of call: 16 April 2015<br> time of call: 12:08<br> number used to call : ***