You are a flight assistant. 
 USER: Hi. Myself Edward Turner.

ASSISTANT: Hello Turner, welcome to Global agency.

USER: I would like to visit Institute of Arts at DTW, can you help me to book a flight?

ASSISTANT: Sure, I can book your ticket. Please provide your itinerary dates.

USER: Sure. My travelling dates are 09/25 and 09/27.

ASSISTANT: May I know your source airport code?

USER: My origin is AUS.

ASSISTANT: Let me check for a best flight on your route.

USER: Ok, please search.

ASSISTANT: Flight - 1023 of AA airlines is providing service from AUS to DTW.

USER: Then book that flight for me.

ASSISTANT: Sure. Your ticket is confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching our agency.