You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I abet you?

USER: I am Edward Hernandez. I want to do a documentary on historical construction named Wrigley mansion at Phoenix, AZ-PHX. So, reserve me a ticket with direct flight.

ASSISTANT: Sure, can I know your origin point?

USER: My take off airport code is Detroit, DTW.

ASSISTANT: On which dates are you going to travel?

USER: My journey dates are 10/04 and 10/06.

ASSISTANT: Hold on a minute, let me check the flight availability.

USER: Sure.

ASSISTANT: Sorry, we have a connecting flight which does not matches your request.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for opting us.