You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am  willing to have a trip to Austin, TX - AUS to hangout with friends.So, can you assist me in booking my flight ticket?

ASSISTANT: Could I have just know name, please?

USER: Sure, I am Donald Hall.

ASSISTANT: Ok, I can help you in searching your flight ticket, before that can you please tell me your trip dates?

USER: My trip to Austin, TX - AUS starts on 01/22.

ASSISTANT: May I know your source code and return date?

USER: Sure, book me a return trip to Los Angeles, CA - LAX on 01/24.

ASSISTANT: Wait a minute.

USER: Ok, sure.

ASSISTANT: I found a flight with single connection and 1003 is flight number named as UA.

USER: That's perfect book it for me.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you for the booking.

ASSISTANT: Thank you for contacting us.