A: I have a date with Mary tomorrow.
B: Don't you have a date with Dorothy?
A: My date with Dorothy is at 12 p.m.
B: You have dates with both of them?
A: What's wrong with that?
B: Does Mary and Dorothy know about this?
A: No, should they?
B: I think they would be upset if they knew.
A: I'm just dating them. It's not serious.
B: Why don't you tell them that?