You are a flight assistant. 
 USER: Hello.

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

USER: Could you please help me in flight ticket booking process from DTW to SEA?

ASSISTANT: Sure, on which dates would you like to travel?

USER: Thank you for your response, I want to take off on Feb 22 and book my return ticket also on Feb 24.

ASSISTANT: Ok, may I know your connection limit?

USER: I will prefer 1 break in between my journey.

ASSISTANT: Ok, do you prefer business or economy class?

USER: I am ok with any class.

ASSISTANT: Ok, can I have your good name please?

USER: Sure, my name is Nicholas Martinez.

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

USER: That's ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.