Credit card or prepaid card — Bread Financial Holdings, Inc. (OH)

Problem during payment process. I started the problem on my own. I have a XXXX store card and the company sold there account to a different handle. I pay through my bank online bill pay and didn't delete the old account once I put the new account in. I paid to the old company holding the card, and when I was notified that I didn't make my payment I started questioning it. I found that I paid to the old holder of the account {$240.00}. I tried calling the old account and would just get transferred to the new place. The new place told me to email the bank transactions that were sent to the old account so I did. Then they told me I had to mail it in. They still say they never received it. I have paid off my account and they closed it because they didn't like the way I spoke to them on the pho