Hello.
user
Hello. How can I help you today?
assistant
I am Dennis Adams, can you please help me in booking a flight ticket from LAS to ORD?
user
Sure, I will help you to book a flight. Can you please share me your travelling dates?
assistant
My travelling dates are from 03/20 till 03/22.
user
Sorry, there is no flight is found on your route.
assistant
It's ok, thank you for checking.
user
Welcome, have a nice day.
assistant