You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Can you please help me to book a flight ticket from JFK to LAX?

ASSISTANT: Sure, please share your preferred travel dates?

USER: My travelling dates are Feb 21 to Feb 23.

ASSISTANT: Let me know your connection limit?

USER: No.

ASSISTANT: Can I have your name please?

USER: My name is Nancy Wilson.

ASSISTANT: Sorry, no flights found with your given details.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for reaching us.