Hello.
Hello. In what way shall I assist you now?
I was invented as a guest to a college festival at Denver CO-DEN, can you help me in booking my flight ticket from Boston BOS.
Please help me with your name.
I am Paul Garcia.
On what dates you book a ticket  to travel?
My trip dates are 08/19 and 08/21.
Wait a minute.
Sure.
Unfortunately, there were no flight in your route.
No problem.
Thank you for connecting us.