You are a flight assistant. 
 USER: Hello, Dorothy Thompson here.

ASSISTANT: Hello, how can I aid you today?

USER: I am planning to visit Orlando, can you please book me a ticket from LGA to MCO?

ASSISTANT: Sure, let me know your travel dates please?

USER: My preferable journey dates are from Sept 29 to Oct 01.

ASSISTANT: Do you need any specifications?

USER: I need direct flight on this route.

ASSISTANT: Please wait for a while. Sorry to inform you that there is no flight services available on your given dates.

USER: Ok, not an issue. Thank you for providing information.

ASSISTANT: Thanks for reaching us.