Hi.
user
Hello. How may I assist you?
assistant
I am planning to meet my colleagues who are staying in CLT, can you please assist me in booking a flight ticket from DFW?
user
Ok, may I know your journey dates?
assistant
My journey dates are June 20th and June 22nd.
user
Do you have any other requirements?
assistant
I prefer to travel in business class.
user
May I know your name in the meanwhile?
assistant
Nancy Lopez.
user
Sorry Nancy Lopez, there is no flight running on your route.
assistant
Ok, no worries at all. Thank you.
user
Thanks for choosing us.
assistant