You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: Could you please help me to book a flight ticket from DTW to LGA?

ASSISTANT: Please provide your journey dates.

USER: My journey dates are July 27 and July 29.

ASSISTANT: Do you need any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I prefer an economy class.

ASSISTANT: May I know your name?

USER: I am Ryan Lee.

ASSISTANT: American Airlines is providing connecting flight on this route with a ticket fare of 100 and flight departs at 2:00 hours and arrives at 4:00 hours, shall I book your ticket in this flight?

USER: Ok, proceed.

ASSISTANT: Your ticket is confirmed in flight 1023.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.