Hi.
user
Hello, how can I serve you today?
assistant
Please help me to book a flight ticket from ORD to BOS.
user
Sure, we are here to help you. May I know your travel dates?
assistant
My journey dates are from May, 14 to May, 16.
user
Do you need any way station in your journey?
assistant
I need  a single connecting flight.
user
Is there any class preference?
assistant
I am happy with any class.
user
Do you have any other requirements?
assistant
No.
user
May I know your name please?
assistant
Jacob Martin.
user
Sorry to inform you that, there are no flights available with your requirements.
assistant
Thank you for your information.
user
Thank you for opting us.
assistant