User: i want to purchase movie tickets.
Assistant: sure, how many?
User: four.
Assistant: four tickets for how many people?
User: four.
Assistant: okay, and what time?
User: tomorrow at 5pm.
Assistant: okay, which movie would you like to see?
User: uncut gems if possible. in any theatre in orlando.
Assistant: there are no showings of uncut gems in orlando at 5pm tomorrow. may i suggest another movie?
User: i wouldn't mind seeing 1917, but i am pretty set on uncut gems.
Assistant: i see. there is a showing at 6PM and 10PM instead of 5PM if you are interested.
User: 6PM sounds great.
Assistant: okay. it is regular screening, is that okay?
User: i was hoping for IMAX.
Assistant: IMAX screening, okay. I found one for 6:15PM at another theatre in orlando.
User: perfect, i want them.
Assistant: okay, i will book the tickets.
User: actually, i'm sorry. is there an IMAX screening somewhere at 5PM?
Assistant: there is one for 1917.
User: i guess i will take those then.
Assistant: okay, i will book 4 tickets to 1917 at the 5pm IMAX screening in orlando tomorrow.