Hello.
user
Hello, how can I help you today?
assistant
Myself Justin Anderson. I want to travel from CLT to  IAD location, can you please book a flight ticket for my trip?
user
Ok, may I know your journey dates to check the flight?
assistant
My travelling dates are from 05/29 and 05/31. Make sure that I need a direct flight.
user
Ok, please wait. There are no flight available at your journey dates.
assistant
It's ok. Thank you for the information.
user
Ok, thank you for choosing our agency.
assistant