You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am Katherine Gonzalez. I would like to book a flight from ORD to LGA, can you please help me to book a flight ticket?

ASSISTANT: Sure, I am here to help you with that flight ticket booking. May I know your journey dates?

USER: Sure, my travelling dates are July 16 and July 18.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: May I know your connection limit?

USER: I am comfortable to travel with any connection.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: There is a connecting flight-1022 in American Airlines with a fare of 100. Shall I proceed?

USER: My departing time is afternoon. Ok, please confirm.

ASSISTANT: Your booking is confirmed in economy class, the departure time is afternoon.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a safe journey.