Hello.
user
Hello, how can I help you now?
assistant
My name is Catherine Hernandez, could you do me a favour in making my reservation from ORD to CLT?
user
Sure, I will help you in booking the flight ticket. Can you please provide me the  travelling dates of your journey?
assistant
Sure, my travelling dates are from 08/08 to 08/10.
user
Ok, please wait for a while.
assistant
Ok.
user
Sorry Catherine, there are no flights found on your requested dates.
assistant
It's ok, thank you for the information.
user
Thank you for approaching us, have a nice day.
assistant