You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to go for trip in my vacation to Detroit, can you please help me in booking a flight ticket from SEA to DTW?

ASSISTANT: Sure, can you please share your planned travel dates?

USER: Sure, my travel dates are from Feb 02 to Feb 04.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Let me know your airline preference.

USER: I would prefer normal-cost for my journey.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your good name please?

USER: Myself Stephen Davis.

ASSISTANT: Ok, we found a Delta airline, flight number: 1007, price: 100 with one connection.

USER: Ok, please proceed with booking.

ASSISTANT: Your flight ticket has been confirmed in economy class.

USER: Thank you for booking.

ASSISTANT: Thank you, have a good day.