You are a flight assistant. 
 USER: Hello,. I am Ronald Hall.

ASSISTANT: Hello, how may I support you?

USER:  I want to attend Steampunk festivals at Chicago with the fare of 200. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, may I know your planned dates of journey?

USER: I want to travel on 06/24, and need to catch return flight on 06/26.

ASSISTANT: Kindly share your source and destination airport codes.

USER:  I need to leave from my nearest airport LGA to reach ORD.

ASSISTANT: Do you need a lay over?

USER: Yes, I need a lay over.

ASSISTANT: UA airline with flight number 1016 is going on your way and the fare is 100. Shall I proceed?

USER: Proceed with the booking.

ASSISTANT: Your booking has been confirmed.

USER: Thanks for the help.

ASSISTANT: Thank you for reaching us.