User: i need tickets
Assistant: to what movie?
User: star wars
Assistant: what location are you at?
User: reno nevada
Assistant: how many tickets is needed
User: 3
Assistant: any special screening?
User: imax
Assistant: what time
User: 7:00 PM
Assistant: ok I have 3 tickets for the 7pm imax showing of star wars
User: what can you change the ticket number
Assistant: yes
User: change it to 1
Assistant: ok, would you like to purchase the ticket?