You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm James Young.

ASSISTANT: How may I assist you James?

USER: I need to attend my business meeting in SEA, can you book a ticket from LAS?

ASSISTANT: Sure, can I know the dates of travel?

USER: Yes, my departure is on 07/18 and return will be on 07/20.

ASSISTANT: Flight 1008 of UA airlines matches with your requirements, can I proceed?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked. Thank you, have a safe flight.

USER: Thank you for your help.