You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am planning to visit New York, will you help me in booking the flight ticket from LAX to LGA?

ASSISTANT: Sure,  May I know your travelling dates?

USER: My travelling dates are Nov 28 and Nov 30.

ASSISTANT: Can I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preference?

USER: I always prefer economy class.

ASSISTANT: Do have any other specification?

USER: No, thank you for asking.

ASSISTANT: May I know your name?

USER: Brandon Edwards.

ASSISTANT: Sorry, there are no flights available on your travelling dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for choosing us.