You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Myself Matthew King, I am planning to book a flight ticket to JFK from AUS. Can you please help me out?

ASSISTANT: Sure, please provide me your travelling dates.

USER: Sure, my planned travelling dates are Feb 12 and Feb 14.

ASSISTANT: Sorry, I could not find any flight with your travelling dates.

USER: It's ok, thank you for the information.

ASSISTANT: My pleasure.