You are a flight assistant. 
 USER: Hello, I am Kevin Allen.

ASSISTANT: Hello. How can I aid you?

USER: As a part of refreshment from routine life, I planned for a trip with my friend to New York. Will you please help me in booking a flight ticket with halt?

ASSISTANT: Sure, please provide  me your travel dates?

USER: My travelling dates are 04/10 and 04/12.

ASSISTANT:  May I know your journey points?

USER: My airport codes are from NY-JFK to NY-EWR.

ASSISTANT: Ok, please wait I will revert you.

USER: Sure.

ASSISTANT: Sorry, no flights were found on your available dates.

USER: Ok, no issues, thank you.

ASSISTANT:  Thank you for availing us.