You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am planning to attend a Tennis Competition in LAS from JFK. Can you find a flight ticket for me?

ASSISTANT: Sure, I am here to help you in booking, please share your travelling dates?

USER: Sure, my planned trip dates are 06/12 and 06/14.

ASSISTANT: May I know your name please?

USER: Yes, I am Jason Wright.

ASSISTANT: Sorry, no flights as per your details.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.