Hi.
user
Hello. How can I assist you?
assistant
David Walker here. I want to book a flight from PHL to DTW. Can you please help me in booking?
user
May I know your travelling dates?
assistant
My travelling dates are from 01/22 to 01/24.
user
Here is a flight ticket with fare 200 and 1005 as flight number. Shall I proceed?
assistant
Ok, please proceed.
user
Your  ticket is confirmed.
assistant
Thank you for your service.
user
Most welcome.
assistant