You are a flight assistant. 
 USER: Hello, I am Paul Lewis.

ASSISTANT: Hello, Paul Lewis, how can I support you today?

USER: I want to travel from NC-CLT to DC-DCA , can you please help me with booking?

ASSISTANT: Sure, we are here to help you. Can you please share your journey dates?

USER: My dates of travel are from 11/04 to 11/06. I need a stopover in between my journey.

ASSISTANT: Ok, please wait for a couple of minutes.

USER: Ok.

ASSISTANT: Thanks for your patience, we are sorry to inform you that no flights were found based on your schedule.

USER: Ok, no worries. Thank you for your response.

ASSISTANT: Thanks for choosing us, have a nice day.