You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you today?

USER: I want to book a business class ticket from SEA to DTW, can you help me?

ASSISTANT: Sure, I am glad to help you. May I know your journey dates please?

USER: My trip dates are Mar 09 and 11.

ASSISTANT: Ok, please share your connection limit.

USER: I need a connecting flight.

ASSISTANT: Can I have your name please?

USER: I am Jason Brown.

ASSISTANT: Do you have any other specifications?

USER: I prefer to travel in normal cost airline which depart in the afternoon.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, no flights were found based on your schedule.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for choosing us.