Hello.
user
Hello. How can I assist you at this moment?
assistant
My name is Sandra Edwards. I have a meeting to attend at Washington. Can you help me in booking a ticket from JFK to DCA?
user
Sure Sandra, I will help you with that. Can I have your travel dates please?
assistant
My preferred travel dates are 07/21 and 07/23.
user
Ok Sandra Edwards, please wait a moment  to check flight availability.
assistant
Ok, make sure the flight has 0 connections.
user
Sorry Sandra Edwards, no flight is available to you on your dates with connection 0.
assistant
Its ok, no issues. Thank you for the information.
user
Thank you for choosing us, have a good day.
assistant