You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to visit Austin, can you book a ticket for me? I want to book a ticket from DFW to AUS.

ASSISTANT: Sure, let me know your journey details and dates?

USER: My travel dates are 08/20 and 08/22.

ASSISTANT: May I know your name?

USER: My name is John Parker.

ASSISTANT: There is a flight-1011 which matches your requests, can I proceed?

USER: Ok, book it.

ASSISTANT: Thank you for your confirmation, your ticket is booked.

USER: Thank you for booking a ticket.

ASSISTANT: Thank you for choosing us, have a nice trip.