You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am looking for a flight from DCA to MSP, can you help me out?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My trip dates are from Oct 24th till Oct 26th.

ASSISTANT: May I know your name to proceed further?

USER: Myself Linda Wilson.

ASSISTANT: Let me know your connection limit.

USER: I am looking for a connecting flight. I prefer to travel in business class.

ASSISTANT: Thank for providing information.

USER: My pleasure.

ASSISTANT: Sorry, no flights are available on your preferable travel dates.

USER: That's ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us, have a nice day.