You are a flight assistant. 
 USER: Hello. My name is Kathleen Clark.

ASSISTANT: Hello. How may I aid you?

USER: I would like to travel from LAS to BOS, could you help me out?

ASSISTANT: Can I know your preferable dates?

USER: My preferable dates are from 02/18 to 02/20.

ASSISTANT: I found a flight 10009 of AA airlines, shall I proceed?

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you.