Represent the dialog for retrieving similar scenarios Speaker1: Can you talk?
Speaker2: Not now. 15 mins.
Speaker1: OK, I'll call back then.
Speaker2: Make it half an hour. the boss is around.
Speaker1: sure thing. I get it.
Represent the dialog scenario for retrieval Speaker2 can't talk now. Speaker1 will call him in 30 minutes.
Represent the dialog scenario for retrieval Speaker2 will ask Mary for John's new number.