You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you now?

USER: I am planning to visit Minneapolis, will you help me in booking the flight ticket from DCA to MSP?

ASSISTANT: Sure, I am glad to help you with that. Can you please provide your preferable dates of travelling?

USER: My preferable journey dates are Aug 22 and Aug 24.

ASSISTANT: Do you have any connection limit?

USER: I prefer to travel in connecting flight.

ASSISTANT: Any more specifications do you have?

USER: No, thank you for asking.

ASSISTANT: May I know your name to book a flight ticket?

USER: Myself Christine Phillips.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure, you can proceed with the booking.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Ok, not an issue. Thank you for your help.

ASSISTANT: Thank you for approaching us.