Hello, I am Ronald Nelson.
user
Hello, how may I assist you?
assistant
I am planning to conduct a free medical camp in Denver, CO - DEN, so please book a flight ticket from New York, NY - LGA.
user
Sure, may I know your travel dates?
assistant
I would like to fly on 02/08, return on 02/10.
user
At what price range are you looking for?
assistant
My price limit is 500.
user
Sorry there is no flight on  your details.
assistant
No problem, thank you.
user
Thank you.
assistant