You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me in booking a flight ticket from LAX to SFO?

ASSISTANT: Sure, may I know your name please?

USER: I am Kevin Phillips.

ASSISTANT: Your travel dates please?

USER: My travel dates are from Dec 07 to Dec 09.

ASSISTANT: May I know your connection limit please?

USER: I need a direct flight.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Thanks for waiting. Sorry presently there are no flights found with your flight details.

USER: Ok, no problem.

ASSISTANT: Thank you.

USER: Thank you.