ME: Yes, I have Sky on direct debit at one of my banks, but I also have an old direct debit with Sky on another bank. But because I'm in credit at the moment, you're not taking money each month, and so I am not sure which of the two direct debits is the current one.
SKY: Okay, let's see if I can deal with that. I see you have no security set up for your account, so to confirm that you are the account holder, could you tell me which bank your direct debit is paid into?
ME: