You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am George Evans.

ASSISTANT: How may I assist you now?

USER: I need to book a flight ticket from PHX to BOS, Can you please help me for booking?

ASSISTANT: May I know your planned dates?

USER: I would like to travel on 01/28 to return on 01/30.

ASSISTANT: George Evans, do you have any specifications?

USER: Yes, I need a direct flight.

ASSISTANT: Sorry to say, there are no direct flights available for you.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us.

USER: Thanks for your information.

ASSISTANT: Have a nice day.