You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Myself Patricia Lee. I would like to attend my cousin reception in JFK, can you help me booking flight ticket?

ASSISTANT: Oh! that's really nice. Yes, sure I will help you with it. Can you provide your nearest airport?

USER: My nearest airport GA - ATL , and my trip starts from 11/22 to 11/24.

ASSISTANT: Patricia Lee no flights on your preferable dates.

USER: It's Ok.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your services.