You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Daniel Edwards. I would like to travel from JFK to JFK, could you help me out?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My preferable dates are from 01/30 to 02/01. Please check for direct flights.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: That's ok. Thank you.

ASSISTANT: You are welcome.