system
angry: I was overcharged at the grocery store but did not realize it until I got home. 
human
I was overcharged at the grocery store but did not realize it until I got home. 
gpt
That suck's, have you tried calling the bank to let them know about the mistake?
human
The bank can't help. I had to go back to the store. It's such a hassle but I want my money.
gpt
Did you get your money back?