Can't get through a live consultant to change my debit order date

Im so annoyed. I called this number :+*** twice and can't get through the call centre called this number *** then I was transfered to the customer service call centre. I got cut off. The what's app number +***6 is useless as it automated can't update anything or speak to a live consultant. I would like to be assisted. I want to change my debit order date. Can someone please contact me. It's so hard to get hold of a live consultant and I don't want to drive to the branch to change my debit order date. Can someone please assist