I want to cancel 1 line from my plan it has promotional credit, I was told at the time of purchase that since I was switching companies and turning in my paid phone if I disconnected a line or paid the phone before the promotional credit ran out I would get it reimbursed. I called to have a line disconnected and they want me to pay off the phone and don’t want to give me the remaining credit and simply pay off the phone with the credit that is remaining