You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you?

USER: I am Kenneth Williams, I want to visit the Cental park at New York. Please book a connecting flight ticket.

ASSISTANT: Ok. Is there any price limit?

USER: I need the ticket within price 200.

ASSISTANT: May I know when you want to travel?

USER: I want to travel on 06/15 and return on 06/17.

ASSISTANT: Can you provide me your airport codes?

USER: I want to fly to NY- LGA from NY_-EWR.

ASSISTANT: Thank you. Please wait for a while.

USER: Ok.

ASSISTANT: We found an Delta airline with 1 connection and price of 200 available for you.

USER: Please go with booking.

ASSISTANT: Your booking is done with flight number 1002.

USER: Thank you for the reservation.

ASSISTANT: Thank you for reaching us.