You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Myself Michael Lee. I want to book a flight ticket from CLT to MCO.

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

USER: My trip dates are Jan 13 to 15.

ASSISTANT: Do you have any requirements?

USER: I need a direct flight.

ASSISTANT: Sorry, there is no flight available for you.

USER: Ok, not an issue. Thank you for checking.

ASSISTANT: Thank you for reaching us.