You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Please help me in booking my flight ticket from LGA to JFK?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are Sept 29 and Oct 01.

ASSISTANT: Is there any connection limit?

USER: I need connecting flight.

ASSISTANT: May I know your name?

USER: Myself Katherine Anderson.

ASSISTANT: Do you have any other preferences?

USER: I prefer business class ticket.

ASSISTANT: Sorry, there were no flights found on your route.

USER: Thanks for your information.

ASSISTANT: Thank you.