You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: My name is Raymond Allen. I would like to visit AUS from LAX, please book me a plane ticket in any airline.

ASSISTANT: Sure, can I know your journey dates?

USER: Sure. Preferably, from 11/25 to 11/27.

ASSISTANT: Please give me a minute, I will be back with the flight details. Please provide your airport codes?

USER: I have already given my codes. I need only 1 connected flight.

ASSISTANT: The flight 1003 of AA airlines is available on your requested dates with a price of 100. Shall I proceed?

USER: Yes, please proceed and confirm my ticket.

ASSISTANT: Allen, your ticket is booked successfully.

USER: Thank you.

ASSISTANT: You are welcome.