You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you in this moment?

USER: Can you aid me in booking a flight ticket from CLT to IAD?

ASSISTANT: Sure, can you please mention me your travel dates?

USER: Sure, I would like to go on June 14th and return back on June 16th.

ASSISTANT: May I know your name?

USER: Myself Rebecca Campbell.

ASSISTANT: Which class would you prefer?

USER: Any class is fine for me.

ASSISTANT: Ok, is there any airline preferences?

USER: No, I don't have any airline preference.

ASSISTANT: May I know your flight connection limit?

USER: Ensure it is a single connecting flight.

ASSISTANT: Sure, please wait a moment.

USER: Sure, take your time.

ASSISTANT: American Airlines is available on this dates with a price of 100 and class is economy, shall I proceed to book?

USER: Ok, please proceed for further.

ASSISTANT: Ok, your flight ticket is successfully booked with flight number 1003.

USER: Thank you for booking.

ASSISTANT: You are welcome.