You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I want to attend a Marriage in Detroit. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, From where do you want to depart?

USER: I want to departure from Phoenix.

ASSISTANT: Ok, Can you please share your planned journey dates?

USER: My travelling dates are Feb 25 and Feb 27.

ASSISTANT: Ok, please share your connection limit.

USER: I need single connecting flight.

ASSISTANT: Let me know your class preference.

USER: I am comfortable with any class.

ASSISTANT: Ok, Do you prefer a low cost airline or normal cost airline?

USER: I would prefer normal cost airline.

ASSISTANT: Is there any other requirements that you are looking for?

USER: No.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Sorry to notify you that, we do not found any flights based on your specified details.

USER: Anyway, thanks for the information.

ASSISTANT: May I know your name for documentation?

USER: I am Cynthia Harris.

ASSISTANT: Thank you for opting our service.