Hi.
Hello. How may I aid you?
Can you  please help me with booking flight ticket from DEN to BOS?
May I know your trip dates?
My trip dates are May 03 to May 05.
Do you prefer a direct or connecting flight?
I need a direct flight.
Do you have any other requirements to be met?
No, I don't have any other specifications.
Can I have your name please?
My name is Robert Martinez.
Sorry to inform you that unfortunately there is no flights available by the given details.
That's fine, thank you for the information.
Thank you.