You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you?

USER: I am Pamela Anderson. As there is arts and crafts expo is going to be held in Detroit, MI - DTW. So,  I need to expo my arts. Can you help me in my booking?

ASSISTANT: Sure, could you let me know your source code?

USER: My source airport code is Austin, TX - AUS.

ASSISTANT: Ok, when do you want to depart and arrive back?

USER: I will start my journey on 02/17. I will return on 02/19.

ASSISTANT: Please wait a minute, let me check the flight availability and revert to you.

USER: Sure, take your time.

ASSISTANT: We found a flight on AA airline, flight number as 1000 with the fare of 200..

USER: Proceed with my booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your prompt service.

ASSISTANT: Thank you.