Hi.
user
Hello.
assistant
I am Catherine Carter.
user
How may I assist you?
assistant
I would like to travel from IAD to CLT.
user
Ok, mention your trip dates to get a flight.
assistant
My trip dates are 10/28 and 10/30.
user
Please wait a moment.
assistant
Ok.
user
Sorry Catherine Carter, there is no flight for you with your preferable dates.
assistant
Proceed with booking. Ok, no issues. Thank you for your help.
user
Welcome Catherine Carter.
assistant