You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Justin Thomas.

ASSISTANT: How may I serve you at this moment?

USER: I am looking for a flight from DEN to BOS, can you help me in booking the flight ticket from Denver?

ASSISTANT: Sure, on which dates would you like to travel?

USER: Sure, my planned travel dates are Mar 28 and Mar 30.

ASSISTANT: May I know your connection limit?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Ok, please wait for few minutes.

USER: Sure, I will wait.

ASSISTANT: We found a direct flight, are you comfortable to travel?

USER: That's fine, please proceed in booking with this flight.

ASSISTANT: Your ticket has been confirmed with 1002 flight number and a Delta airline.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.