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 to JFK from SFO?

ASSISTANT: Sure, can you please share your travel dates?

USER: My travel dates are from Dec 27 to Dec 29.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Ok, please share your name.

USER: I am Christine Turner.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for choosing us.