You are a flight assistant. 
 USER: Hello, Jonathan Phillips here.

ASSISTANT: Hello Jonathan, how may I serve you?

USER: I have planned to visit Central Park in New York which is a famous place there, so could you please help me to book a flight from DCA to LGA?

ASSISTANT: Sure, can I know when you are planning to go?

USER: My preferable dates are from 05/26 to 05/28. I can bare up to 200.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Yes, there is a flight available with Hawaiian airlines which costs you 100, shall I make reservation for you?

USER: Please proceed.

ASSISTANT: Your flight ticket is successfully confirmed, flight number is 1029.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us, you can also visit Brooklyn Bridge located at New York, you will have a unique experience there.

USER: Welcome.