You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: I'm Donna Parker. I am planning to attend live music concert at Charlotte, can you please help me with booking a flight ticket?

ASSISTANT: Sure, can I know your planned travelling dates?

USER: Sure, I would like to take off on 01/12 and return back on 01/14.

ASSISTANT: Please share your journey codes.

USER: My source airport code is ORD and the destination airport code is CLT.

ASSISTANT: Do you need any connection within your journey?

USER: Yes, please make sure that the connection limit is 0.

ASSISTANT: Thank you for your valuable information, but I am sorry to inform that there is no flight found with your requirements.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.