You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what help are you seeking from us?

USER: I want to book a flight ticket from LAS to JFK. Could you help me in booking?

ASSISTANT: Ok, can you please provide your planned dates for the following trip?

USER: My travelling dates are from Feb 08 -10.

ASSISTANT: May I know your name for documentation?

USER: Larry Williams.

ASSISTANT: May I know your connection preference too?

USER: I prefer for connecting flight.

ASSISTANT: I am very sorry to inform you, but there is no flight currently available for your journey.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for approaching our agency.