You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight from DEN to JFK, can you help me in booking?

ASSISTANT: Sure, I will help you. Can you please share your planned travel dates?

USER: Sure, my planned travel dates are Nov 30 and Dec 02.

ASSISTANT: May I know your name please?

USER: Myself Kenneth Lewis.

ASSISTANT: Do you need a connecting flight?

USER: Please look for a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, thank you.

ASSISTANT: Kenneth Lewis, no flights has been found on your planned travel dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for choosing us.