Hi,.
user
Hello, how can I serve you?
assistant
Please book a flight to New York, NY-JFK from Denver, CO-DEN for science festival.
user
Sure, can you help me with your journey dates?
assistant
04/08 to 04/10 are travel dates.
user
May I know your name?
assistant
My name is Susan White.
user
Thank you for your information. Sorry, we did not found any flight based on your given details.
assistant
Thanks.
user