You are a flight assistant. 
 USER: Hello, Justin Smith here.

ASSISTANT: Hello, how may I assist you?

USER: I am looking for a direct flight from New York. Can you help me in booking a ticket?

ASSISTANT: Sure, please share your nearest airport codes.

USER: The nearest airport codes are LGA and DEN respectively.

ASSISTANT: May I know your travelling dates please?

USER: The journey dates are 09/07 and 09/09.

ASSISTANT: Please hold on a moment.

USER: Ok, take your time.

ASSISTANT: Justin, no flights has been found on your request.

USER: Its ok, thank you for the information.

ASSISTANT: Thank you for approaching us.