You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Jessica Moore, want to travel from LGA to MCO. Please help me.

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

USER: My trip dates are from 08/01 to 08/03.

ASSISTANT: Do you have any class preference?

USER: No, I m fine with any class.

ASSISTANT: Please wait.

USER: Ok.

ASSISTANT: Sorry, we regret to inform you that there is no flight available as per your request.

USER: It's ok, thank you.

ASSISTANT: My pleasure.