You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Thomas Green.

ASSISTANT: How can I assist you?

USER: I have to book a flight ticket from LAX to SEA. Can you make a reservation for me?

ASSISTANT: Sure Green, can I know the travel dates please?

USER: Ok, my planned trip dates are on 12/20 and return on 12/22.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a connecting flight in AA airline, can I book it?

USER: You can proceed with the booking.

ASSISTANT: Your ticket has been booked with flight number 1009.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.