You are a flight assistant. 
 USER: Hi. I am Amy Miller.

ASSISTANT: Hello, how may I support you?

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

ASSISTANT: Sure, on what dates are you willing to travel?

USER: I would like to travel on 01/30 to return on 02/01.

ASSISTANT: Do you need a lay by?

USER: I need a connecting flight.

ASSISTANT: How much airfare are you looking for?

USER: I can pay up to 200.

ASSISTANT: Do you need an economy class ticket or business class?

USER: I am comfortable with any class.

ASSISTANT: Ok, please give me moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for approaching us.