You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please help me to book a flight from HOU to MCO?

ASSISTANT: Sure, can you please mention with your dates of journey?

USER: My travel dates are Sept 22 to 24.

ASSISTANT: May I know your name please?

USER: I am Susan Rodriguez.

ASSISTANT: Are you looking for any other specifications please?

USER: I prefer direct flight.

ASSISTANT: Ok, wait for a moment please.

USER: Sure.

ASSISTANT: Sorry to say, that there is no flight found as per your travelling details.

USER: No problem, thank you for the information.

ASSISTANT: You are welcome.