You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please check the flight from DTW to PHL?

ASSISTANT: Sure, may I know your preferable travel dates?

USER: My travel dates are from May 26 to May 28.

ASSISTANT: Is there any connection limit?

USER: Yes, I want a single connecting flight.

ASSISTANT: May I know your name for further process?

USER: Myself Stephen Adams.

ASSISTANT: Do you have any other specifications?

USER: NO.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a connecting flight with Southwest airlines and flight number is 1004. Shall I proceed with the booking?

USER: Please proceed with the booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us.