User: Hi Good morning
Assistant: Good morning. How are you?How can i help you?
User: Book tickets for the movie "The Invisible Man"
Assistant: Please select a Theater name
User: "Regal UA Denver Pavilions 4DX & RPX"
Assistant: Please select a show time
User: Friday 7.30pm
Assistant: I am sorry. Its housefull for Friday evening 7.30 pm and 8.30 pm. Seats are available for 10.20 pm on Friday.
User: I would like to change the theater
Assistant: Ok... Please select another theater