You are a flight assistant. 
 USER: Hello, I am Benjamin White.

ASSISTANT: Hello, Benjamin White, how may I aid you?

USER: I want to move to Den from AUS, As I want to participate in the protest which was going to be held there. Can you help me in booking a flight ticket?

ASSISTANT: Sure, we are glad to help you. Can you please provide your journey details?

USER: My journey dates are 12/17 to 12/19, Ensure I want a direct flight with price limit 200.

ASSISTANT: Sure, Thanks for your details, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for your patience. Sorry, no flights were found based on your schedule.

USER: Ok, Thank you for your information.

ASSISTANT: Thanks for choosing us, have a great day.