You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I am Janet Young. I am trying to reserve a flight ticket from Detroit to Philadelphia. Can you please search a flight in this loctaions?

ASSISTANT: Sure, I am to help you with that.

USER: Thank you.

ASSISTANT: Can I have your planned trip dates?

USER: My travelling dates are 12/30 and 01/01.

ASSISTANT: Sure, may I know your exact airport codes?

USER: The airport codes that I prefer to travel are from DTW to PHL.

ASSISTANT: Yes Young, I have found a flight with the AA airlines having a connection limit 0. Can I proceed?

USER: Can you please check the flight with connection limit 1?

ASSISTANT: Sorry to say that, no flight's available based on your connection limit.

USER: It's ok, thank you for spending your time.

ASSISTANT: Thank you for approaching us.

USER: You are welcome.