Hello.
Hello. How can I aid you?
As I am a scientist, I want to attend science festival with my students at Denver. Can you do the reservation?
Sure, I can help you. Can I know your travelling dates?
Dates are 09/17 and 09/19.
May I know your  name?
Mark Davis here.
Please share me your airport codes.
My airport codes are JFK-DEN.
We found a UA airline, flight number:1001 and the price is 200.
Please do the booking.
Your flight ticket has been reserved.
Thank you so much.
Thank you.