Hello.
user
Hello, how can I assist you?
assistant
Can you please help me in booking my ticket from DEN to DCA?
user
Sure, can you share your journey dates?
assistant
My journey dates are from 12/14 to 12/16.
user
Do you have any preferences?
assistant
Yes, I would like to prefer business class. And also I need a single connecting flight.
user
May I know your name?
assistant
My name is Brian Taylor.
user
Sorry, there is no flight on your given dates.
assistant
It's ok, thank you.
user
Thank you for reaching us.
assistant