You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you now?

USER: I am Richard Lee.

ASSISTANT: Ok.

USER: I am planning to visit Central Park at New York, could you please help me with booking a flight ticket?

ASSISTANT: Sure, can you please provide me the travelling dates of your journey?

USER: I would like to take off on 05/10 and return on 05/12.

ASSISTANT: Ok, please wait for a moment. May I know the airport codes please?

USER: My nearest source airport code is MCO and destination airport code is EWR.

ASSISTANT: There is a flight 1001 in UA airline has the price 200 and the connection limit is 1.

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked, have a safe journey.

USER: Thank you for your service.

ASSISTANT: You are welcome, have a nice day.