You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am planning to travel from LGA to LAS, help me in booking a flight?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My travelling dates are Nov 26 to 28.

ASSISTANT: Let me know your connection limit?

USER: I need 1 connection flight.

ASSISTANT: Do you have any requirements?

USER: I want to travel in business class flight.

ASSISTANT: Can I have your name?

USER: I am Jessica Hill.

ASSISTANT: Sorry to say, there is no flight available for you in business class on that dates.

USER: That's ok, thank you.

ASSISTANT: Thank you for choosing us.