You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Could you please book a flight ticket from MCO to IAH?

ASSISTANT: Sure, may I know your planned trip dates?

USER: My trip dates are June 04 and June 06.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Any other requirements to be met?

USER: I want to return in the evening.

ASSISTANT: May I know your good name?

USER: My name is Paul Wilson.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for reaching us.