User: hi is this the Regal Green Hill Theater NAshville Tennessee?
Assistant: yes. how can i help you?
User: i would like to book 3 tickets for the movie frozen 2
Assistant: hmm.let me check.
User: ok
Assistant: sorry. no seats available now.
User: oh. is there any other movie available now?
Assistant: we have vaccany for charlie's angles,midway and charlie's angles
User: I would like to book for Charlie's Angles
Assistant: ok. how many tickets?