You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Ronald Parker.

ASSISTANT: Do you want me to help you with anything?

USER: I want to attend a meeting in Chicago, which is important for me.

ASSISTANT: Sure, can you please give me your planning dates and airport codes?

USER: Can you help me to fly from DFW to ORD? I want to travel on 09/02 and 09/04. I want to have a direct flight.

ASSISTANT: Please, wait a moment let me check the best flight which matching your preferred on. I found a ticket for you.The connection limit is 1 and flight number is 1010. Is it ok for you?

USER: Don't book the ticket.

ASSISTANT: That's fine. Thank you.

USER: Anyways, thank you for your help.