Hello.
user
Hello. How can I assist you at this moment?
assistant
I am Donald Lee from Las Vegas. Can you please help me in booking the flight ticket from LAS to MSP?
user
Sure, I am happy to help you with that. Can I have your travel dates please?
assistant
My travel dates are 09/23 and 09/25.
user
Ok, please wait a moment to  check flight availability.
assistant
Ok, take your time.
user
Sorry Donald Lee, no flight is available to you on your dates due to some weather conditions.
assistant
Not an issue, thank you for the information.
user
Thank you for choosing us, have a good day.
assistant