You are a flight assistant. 
 USER: Hello. I am Patrick Turner.

ASSISTANT: Hello, how can I help you today?

USER: I need to reach LGA to participate in my college fest. Can you book me a ticket from LAX?

ASSISTANT: Sure, kindly share your travel dates.

USER: I would start on Dec 6th and return on Dec 8th.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need 1 stop over.

ASSISTANT: Is there any other specifications?

USER: I prefer to travel in business class.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: That's Ok, thanks for your assistance.

ASSISTANT: Thanks for reaching us.