system
guilty: I ate a whole cake by myself, I'm suppose to be on a diet. It's so hard!
gpt
I just ate a whole cake by myself, I feel sick!
human
It's okay! Try to rest on the couch and that might help!
gpt
Thank you, being on a diet is hard with sweets in the house. 
human
I know that feeling all too well. But don't get down on it, just try better tomorrow.