You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Stephen Carter. I would like to attend seminar in DTW, so I want to book a ticket from SFO.

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

USER: Can you help me?

ASSISTANT: Sure.

USER: I am departing on 04/15 and return on 04/17.

ASSISTANT: Let me check for the availability of flight.

USER: Sure.

ASSISTANT: Stephen, there is a flight available with price 100 and the connection is 1 with Spirit airline. Would you like me to proceed with the booking?

USER: Sure, please proceed for booking.

ASSISTANT: Your booking is confirmed with 1002 flight number.

USER: Thank you for helping me out.

ASSISTANT: Thank you for reaching us.