You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I give assistance to you?

USER: I am Dorothy Perez. I want to book a direct flight ticket to Chicago, to attend my Granny's sister funeral in Chicago.

ASSISTANT: Can you please assign your journey codes?

USER: Sure, my starting point from NC - CLT and destination to IL - ORD.

ASSISTANT: Ok, let me know your price limit of your journey?

USER: My price limit is 200.

ASSISTANT: To proceed further, please share your journey dates.

USER: I would like to fly on 02/21 and return date on 02/23.

ASSISTANT: Thanks for giving information, please hold on.

USER: Sure.

ASSISTANT: Unfortunately, we did not find any direct flight to Chicago.

USER: Not an issue. Thanks for your response.

ASSISTANT: Thank you for opting us.