You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How could I aid you today?

USER: My name is Deborah Miller. I want to book a flight ticket from LAS to SEA. Could you please help me in booking a flight ticket?

ASSISTANT: When you are willing to depart and arrive?

USER: My travel dates are from 07/15 to 07/17.

ASSISTANT: Please share me your budget for flight ticket.

USER: I can afford up to 200.

ASSISTANT: There is a flight found with an airline AA of flight 1008 and fare is 200.

USER: Please proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.