You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Brandon Phillips. Can you help me to book a flight from LAX on 02/14? My destination is MCO.

ASSISTANT: May I know destination date?

USER: I am planning to return after my party, on 02/16. Please find a flight.

ASSISTANT: Sorry, there is no flight found.

USER: Ok. Thank you for your search.

ASSISTANT: Thank you.