You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Jacob Carter have to attend a business meeting, can you help me to book a direct flight?

ASSISTANT: Sure, I will help you. May I know your desired travel dates please?

USER: Yes, my travelling dates will be 01/06 and 01/08.

ASSISTANT: Can I know your preferred airport codes please?

USER: Sure, I want to fly from ORD to DEN.

ASSISTANT: There is a flight with connection limit 1 and fare 200, shall I proceed for booking?

USER: No, do not proceed with my booking as I need a direct flight.

ASSISTANT: No flights found in your desired travel dates with connection limit 0.

USER: That's ok, thank you.

ASSISTANT: Thank you for opting us.