Hello, I am Gary Martin.
user
Hello, how can I assist you?
assistant
 I want to enter into the Marketing business field, So I want to attend Marketing and Business Development Conference in PA - PHL. Can you help me with connecting flight?
user
Sure, can you please share your journey dates that you prefer to travel?
assistant
My travelling dates are from 03/26 to 03/28.
user
Kindly ensure your source point?
assistant
My source code is CO - DEN.
user
Ok, please wait.
assistant
OK.
user
Sorry, there were no flights found on your route.
assistant
No problem, thank you for the information.
user
Thank you for opting us.
assistant