You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: Can you please book a flight from SEA to MCO?

ASSISTANT: I am happy to help you in booking your flight ticket. Can you please provide me on which dates you are willing to travel?

USER: Sure, I want to travel on July 5 and need to return on July 7.

ASSISTANT: Would like to have a direct flight or a connecting flight for this trip?

USER: I need a connecting flight.

ASSISTANT: Is there any other essentials for your journey to met with?

USER: I prefer an business class flight.

ASSISTANT: Could you please let me know your name for further proceeding?

USER: I am Michael Davis.

ASSISTANT: I regret to say this Michael Davis, I am not able to find any of the flight which travels to your region as per your requirements.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: You are welcome, thank you for choosing us. Hope you have a nice day ahead.