You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Paul Scott and I want to schedule my holiday trip to New York to have a fun with my friends. Can you help me to book a flight within the price limit 200?

ASSISTANT: Sure, may I know your preferable travelling dates?

USER: I want to reach New York on 06/14 and my return date would be on 06/16.

ASSISTANT: Please provide your journey airport codes.

USER: My boarding point is NY-LGA and by destination is NY-EWR.

ASSISTANT: Ok, please wait a moment.

USER: Ok, make sure that I need one connection.

ASSISTANT: Thank you for your time. There no flight available with your requested essential details.

USER: Ok, no problem. Thanks for your service.

ASSISTANT: Thank you for consulting us.