Hello.
user
Hello. How can I assist you today?
assistant
I want to travel from ORD to DCA. Can you help me to book a flight ticket?
user
Sure, will you mention your travelling dates please?
assistant
I want to fly in the flight on Mar 28 and Mar 30.
user
Do you have any preferences about flight connections?
assistant
I want to travel in a connecting flight.
user
Do you have any preferences about class?
assistant
I want to return in evening time.
user
Please mention your name.
assistant
Shirley Wright.
user
There is no flights found under your preferable details.
assistant
That's ok. Anyways, thank you.
user
Welcome, have a great day.
assistant