Hello.
user
Hello. How may I aid you?
assistant
 I am Linda Hernandez.
user
Ok.
assistant
I want to join The University of Chicago  for my higher education at Chicago,IL-ORD.
user
Ok.
assistant
 Can you book a ticket from DC-IAD?
user
Sure. Do you need a connecting flight?
assistant
I need a connecting flight.
user
When do you want to start your journey?
assistant
I will depart on 02/14.
user
Let me know your return date?
assistant
 I will return on 02/16.
user
 Please wait a moment, I will check the flight availability and let you know.
assistant
Ok.
user
Thank you for being patience. There are no flights found on your route.
assistant
Thank you for your help.
user
Thank you for availing us.
assistant