User: hello I was wondering what movies are playing today
Assistant: Jumanji,Frozen 2, Star Wars
User: Jumanji sounds really good
Assistant: do you want showtimes for today?
User: yes please are there any showtimes for 2 PM
Assistant: yes there is which theater are you going to?
User: one that is in Dallas please
Assistant: and how many tickets do you need?
User: hold on I changed my mind can I change the movie to Frozen 2 instead?
Assistant: yes that is fine and what time do you want it?