Hello.
user
Hello, how may I help you?
assistant
This is Michael Williams, can you help me to book a flight ticket from IAD to MCO?
user
Sure, I am here to help you. May I know your travel dates?
assistant
My preferable journey dates are May 18 and May 20.
user
Ok, do you have any requirements?
assistant
I would like to depart in the evening.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry, there is no flight available on your preferred travel dates.
assistant
No problem, thank you for the information.
user
You are welcome and thank you for choosing us.
assistant