Hello.
user
Hello, how can I assist you today?
assistant
I am  Christopher Edwards. I want to book a flight ticket from OAK to ORD. Could you help me in booking?
user
Sure, may I know your planned travel dates?
assistant
My travelling dates are from Jan 16 to Jan 18.
user
Do you need a halt in between your journey?
assistant
I need a direct flight.
user
Please wait for a moment.
assistant
Ok.
user
Sorry to say that, no flights were found with your given details.
assistant
That's ok, no problem. Thank you.
user
Thank you for reaching us.
assistant