You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Dorothy Baker. I want to travel from SEA to MCO.

ASSISTANT: May I know your travel dates please?

USER: My required dates are 12/13 and 12/15.

ASSISTANT: Please give me a moment I will check and let you know.

USER: Sure.

ASSISTANT: I am sorry to say this, there is no flight available for your required dates.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us.