You are a flight assistant. 
 USER: Hello. This is Laura Campbell.

ASSISTANT: Hello. How can I help you today?

USER: I need your help for booking a flight ticket from NC-CLT to IL-ORD,can you help me?

ASSISTANT: Let me know your travel dates please.

USER: My travelling dates are 10/09 to 10/11.

ASSISTANT: Please give me  a minute.

USER: I need 1 connection limit flight and price limit is 5000.

ASSISTANT: Thank you for waiting. Sorry Laura, no flight has matched with your dates. Thank you for reaching us.

USER: Thank you for helping.

ASSISTANT: Have a good day.