User: Hi there, looking to book some movie tickets.
Assistant: I can help with that. Name of movie please.
User: Doolittle.
Assistant: Party size?
User: Four.
Assistant: Got it. Time preference?
User: Half past five in the afternoon.
Assistant: OK. Any screening type?
User: IMAX please.
Assistant: OK, now I have all the info I need. What theater do you want to go to?
User: AMC River East 21.
Assistant: Alright, I'll book a 5PM screening for Doolittle, IMAX, at the AMC River East 21. Party of four.
User: Not 5PM, 5:30 PM.
Assistant: Oh, sorry about that misunderstanding! That changes things. There is no 5:30 screening at the River East theater.