Hi.
user
Hello, how can I help you today?
assistant
Can you please help me to book a plane in business class to reach Philadelphia?
user
Sure, let me know your travelling dates?
assistant
My travelling dates are on Apr 11th to 13th.
user
Do you have any connection limit?
assistant
Yes.
user
May I know your takeoff airport code?
assistant
Sure, It is DCA.
user
Is there any other specifications?
assistant
No.
user
Can you please share your good name?
assistant
My name is Scott Carter.
user
Thanks for your details, there is no flight  found on your desired journey locations.
assistant
No issues, thank you.
user
Thank you for availing us.
assistant