You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you  please book a flight ticket from PHX to IAD?

ASSISTANT: Sure, may I know your name please?

USER: Thank you. Myself Frank Hall.

ASSISTANT: Please mention your travelling dates.

USER: Sure, I have planned my travel  dates as Aug 18 and Aug 20.

ASSISTANT: Do you have any other requirements?

USER: I am  looking for single connecting flight.

ASSISTANT: Ok, please wait.

USER: Sure, take  your time.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in American airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: That is fine, please proceed with booking.

ASSISTANT: Ok, your ticket is booked with the flight number 1006.

USER: Thank you for your help.

ASSISTANT: Most welcome.