Hello, I am Dennis Lopez.
user
Hello, How can I help you?
assistant
I am planning to meet my uncle at Seattle, WA - SEA, can you please book a flight ticket from Chicago, IL - ORD?
user
Sure, May I know the travel dates?
assistant
My travelling dates are 10/21 to 10/23.
user
Please wait a minute.
assistant
Sure.
user
Sorry, No flights found with your chosen dates.
assistant
No problem, thanks for your information.
user
Thank you for opting us.
assistant