You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you now?

USER: Can you please help me in booking a flight ticket from IAD to PHX?

ASSISTANT: Sure, please share me when you planned to travel?

USER: Sure, my travel dates are from Jan 30 to Feb 01.

ASSISTANT: Do you want a connecting flight or direct flight?

USER: I would prefer connecting flight.

ASSISTANT: Is there any other requirement?

USER: No.

ASSISTANT: May I know your name please?

USER: Myself Edward Anderson.

ASSISTANT: I found a connecting flight 1022 of airline UA, fare is 200 and class is economy. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for visiting us, we hope see you again.