Hi,.
user
Hello, How could I assist you today?
assistant
 I want to book a from Chicago, IL - ORD to Detroit, MI - DTW. And my travelling dates are 11/01 to 11/03.
user
OK, May I know your good name please?
assistant
Paul Adams.
user
OK, Just a moment, Let me check and revert to you.
assistant
OK, please revert soon.
user
I am happy to inform you that there is an UA airline with flight number 1002 has matched your requirements. Fare of the ticket is 200 with one connection in between the journey.
assistant
OK, Please confirm.
user
Your booking has been confirmed.
assistant
Thank you for booking.
user
Thank you for reaching us, Have a happy and safe journey.
assistant