You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Please book a ticket from LGA to JFK to go for Cultural festival.

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are Mar 11 and Mar 13.

ASSISTANT: Do you have any connection limit?

USER: I want single connected flight.

ASSISTANT: Is there any class preference?

USER: I prefer business class.

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: Please forward your name.

USER: I am Alexander Carter.

ASSISTANT: We found a connecting flight of fare 900 with airline American and number 1000. Can I book?

USER: Ok, please confirm.

ASSISTANT: Your ticket has been confirmed in business class.

USER: Thank you.

ASSISTANT: Thank you.