You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Steven Green. Please help me in booing from PHX to DCA.

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Could you please share your planned journey dates?

USER: My planned dates are from Sept 18 to Sept 20.

ASSISTANT: Which class would you prefer for your journey?

USER: I am comfortable with any class.

ASSISTANT: Let me know your connection limit.

USER: I need a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I want to return in the morning time.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight available with price 100 in Jet Blue airline which will depart at 7:00 AM and return at 5:00 AM.

USER: Ok, you can proceed with booking.

ASSISTANT: Your ticket has been confirmed in economy class with flight number 1013.

USER: Thank you.

ASSISTANT: Thank you for approaching us.