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

ASSISTANT: Hello, how may I help you?

USER: Could you please be my helping hand in booking my flight ticket?

ASSISTANT: Sure, could you please share me your journey details?

USER: My origin is NV-LAS and destination is NY-JFK. My depart date is 02/17 and return date is 02/19. With a connection limit 1 and price limit 1000.

ASSISTANT: Thank you for providing your information. Please wait for a moment, I will check and get back to you.

USER: OK.

ASSISTANT: Thanks for waiting, we are glad to say that we found a direct flight with a price of 100. Shall I proceed with the booking?

USER: Sorry I am looking for a single connection.

ASSISTANT: OK.

USER: Thanks for your assistance.

ASSISTANT: Thank you for contacting us. Have a good day.