You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you for the day?

USER: I need to travel Seattle, can you reserve flight ticket from DTW and SEA?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable travel dates?

USER: My travelling dates are Sept,12 and Sept,14.

ASSISTANT: May I know your name please?

USER: Myself Pamela White.

ASSISTANT: Do you have any other specifications?

USER: I prefer single connecting flight.

ASSISTANT: Sorry to say that, there are no flights found on this route as per your travel dates.

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

ASSISTANT: Most welcome, thank you for reaching us.