You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Deborah Young.

ASSISTANT: How can I assist you?

USER: I am to go long trip from LAX to IAD, can you please help me to book my ticket?

ASSISTANT: May I know the dates of journey?

USER: My travelling dates are 09/11 and 0913.

ASSISTANT: There is a flight with number 1002 and airline is AA. Can I book ?

USER: Ok, you can proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Happy journey.