You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Please help me in booking flight ticket from MCO to DEN.

ASSISTANT: Sure, let me know your class preference.

USER: I don't have any class preference.

ASSISTANT: On what dates, do you want to travel?

USER: I will fly on Aug 13 and return on Aug 15.

ASSISTANT: Can you please provide your connection limit?

USER: I need a direct flight.

ASSISTANT: May I know your other preferences for booking?

USER: I don't have any other preferences.

ASSISTANT: Ok, please wait for sometime.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, we do not found any flights based on your specified details.

USER: Ok, not an issue. I will choose alternate way to reach my destination.

ASSISTANT: May I know your name for documentation purpose?

USER: Thank you for checking. Myself Anthony walker.

ASSISTANT: Ok, Thank you for choosing our service.