You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me to book a business class flight?

ASSISTANT: Sure, let me know your planned journey dates?

USER: My planned dates are Mar 19 and 21.

ASSISTANT: May I know your airport codes?

USER: I am planning to travel from LGA to MCO.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I prefer connecting flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Can I know your name?

USER: My name is Jeffrey Hernandez.

ASSISTANT: Thanks for your details, there is no flight found on your desired journey routes.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for availing us.