User: i need 4 tickets to star wars
Assistant: ok, what location
User: reno
Assistant: nevada?
User: yes
Assistant: what time is wanted?
User: 6:30 PM
Assistant: ok, i have 4 tickets to star wars for 6:30pm
User: ok sounds good
Assistant: would you like to purchase?
User: um, wait, change the number of tickets to 3
Assistant: ok 3 tickets to star wars instead, do you want to purchase?
User: yes do it now
Assistant: tickets have been purchased