person A: I am really happy I had enough money to correct a bank mistake today.
person B: Was it yours or the bank's fault?
person A: Well it was a bank mistake based on a company charging me early. I normally wouldn't have $200 extra dollars sitting around. So it was good!
person B: If it was the bank's mistake_comma_ even if you didn't have enough money_comma_ they're responsible for fixing it.