You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me in doing a reservation from SEA to DTW?

ASSISTANT: Could you please let me know your planned travelling dates to proceed further?

USER: My trip dates are June 16 to 18.

ASSISTANT: Please let me know if you need a connecting flight.

USER: I need a connecting flight.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: Please ensure that my return time is morning.

ASSISTANT: Can I have your name for reference purpose?

USER: John Hernandez here.

ASSISTANT:  I found a flight with a fare of 100 and there is a 1 stop in your journey and the flight number is 1004 in Spirit airlines, shall I proceed with ticket booking?

USER: Ok, proceed with booking.

ASSISTANT: I have reserved a seat in the above mentioned flight for your journey.

USER: Thank you.

ASSISTANT: You are welcome and have a happy journey.