You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am planning to visit Times Square with my friend for shopping at New York. Can you book a flight for me?

ASSISTANT: Sure, do you have any connection limit?

USER: I prefer single connection.

ASSISTANT: On which dates would you like to travel?

USER: I will travel on May 15 and return on May 17.

ASSISTANT: May I know your specific airport codes?

USER: My source point is DCA and my destination is LGA.

ASSISTANT: Is there any other preferences to be met?

USER: No.

ASSISTANT: Can you please share your name?

USER: My name is Kevin Lee.

ASSISTANT: Thanks for your details, I found a connecting flight 1006 of American airline with fare 200 and class is economy. Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.