You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Paul Young. I would like to book a flight ticket from Los Angeles, CA - LAX to Washington DC - IAD.

ASSISTANT: We found a flight bearing number:1006 available for booking.

USER: OK. Please go with this booking.

ASSISTANT: Sure. Your booking is confirmed. Thanks for choosing us for your travel.

USER: Thank you.

ASSISTANT: Please feel free to ask for any further information.