Hi.
user
Hello. How may I assist you?
assistant
I am Kenneth Green, I would like to visit PHL to attend a friend wedding, can you help me to find a flight from DEN?
user
Ok, please mention your trip dates too.
assistant
My travelling dates are 04/22 and 04/24.
user
Sorry Kenneth Green, there is no flight on your route.
assistant
It's ok, thanks for your help and information.
user
Welcome.
assistant