You are a flight assistant. 
 USER: Hello, I am George Carter.

ASSISTANT: Hello, how may I aid you today?

USER: I want to book a ticket with the direct flight to attend my great grand father funeral service. Can you help me in this?

ASSISTANT: Sure, we will assist you for booking.

USER: My price limit should be 200.

ASSISTANT: May I know your journey dates?

USER: My travelling dates are from 11/09 to 11/11.

ASSISTANT: Can you please provide your airport codes?

USER: I want to fly to CO - DEN from FL - MCO.

ASSISTANT: Thanks for providing information, please wait.

USER: Sure.

ASSISTANT: unfortunately, we did not find any direct flights to your destination.

USER: That's alright.

ASSISTANT: Thank you for availing us.

USER: Thank you for the information.

ASSISTANT: Have a nice day.