You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Cynthia Allen.

ASSISTANT: How can I help you?

USER: I would like to meet my brother at Denver. Can you help me in booking a ticket from AUS to DEN?

ASSISTANT: Please help me with your journey dates.

USER: My preferred journey dates are 06/04 and 06/06.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Cynthia, I found a flight for you in UA airlines with fare 100. Can I proceed?

USER: Please book the ticket.

ASSISTANT: Ok, your ticket has been booked with flight number 1015.

USER: Thank you for the information.

ASSISTANT: Thank you for utilising our services.