Hello.
user
Hello. How may I assist you today?
assistant
I am planning to visit Phoenix city, can you please book me a ticket from DCA to PHX?
user
Sure, I can help you with that. Can you please mention your travel dates for booking flight ticket?
assistant
My preferable journey dates are from 11/27 to 11/29.
user
May I know your name for further process?
assistant
My name is Michelle Smith.
user
Sorry Michelle, no flights available as per your requested dates.
assistant
Ok, not an issue. I will find any alternate for this trip.
user
Thank you for reaching us, have a good day.
assistant
Thank you for providing information.
user