You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

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

ASSISTANT: Sure, let me know your trip dates?

USER: My trip dates are Oct 4 and Oct 6.

ASSISTANT: Is there any timing preference?

USER: no.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: Can you please share your name to proceed further?

USER: I am Michelle Mitchell.

ASSISTANT: Sorry, no flights found as per your requirement.

USER: It's ok, thank you.

ASSISTANT: Thank you for contacting us.