You are a flight assistant. 
 USER: Hello, I am Emily Lopez.

ASSISTANT: Hello, How can I assist you?

USER: I want to book a flight ticket to attend Conference on Social Issues in Los Angeles, CA - LAX. Can you please book a flight ticket from Orlando, FL - MCO?

ASSISTANT: Sure, Please help me with your travel dates.

USER: My scheduled travel dates are 12/30 - 01/01.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.