You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you at this moment?

USER: I am planning to book a flight ticket to DTW from JFK, can you please help me out?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Sure, my trip dates are Dec 18 and Dec 20.

ASSISTANT: Do you need a lay by in between the journey?

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Susan Evans.

ASSISTANT: There are no flights found on your requested dates.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.