person A: I ate my co-worker's cake_comma_ which was in the fridge
person B: haha_comma_ was that intentional to get revenge on him/her. or just that you were hungry?
person A: I was hungry_comma_ I didn't' know it was his_comma_ and when he came back_comma_ there wasn't any cake remaining
person B: haha. Did you tell him about it?
person A: No_comma_ he doesn't knows