You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Ashley Hall.

ASSISTANT: How can I help you?

USER: I need to book a flight ticket to attend a meeting at LAS, Can you please help me for booking?

ASSISTANT: Sure. Please provide your journey dates?

USER: I would like to travel on 11/10 to 10/12.

ASSISTANT: Please specify origin airport code?

USER: My take off is AUS.

ASSISTANT: Could you please provide journey dates?

USER: I would like to travel no 11/10 to 11/12.

ASSISTANT: Ticket is available with flight number 1002, connections 1, airline Delta having price 100.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for your information.

ASSISTANT: Thank you.