Hello, I am Ronald Hernandez.
Hello. How can I aid you?
 I want to book a flight ticket to DTW from ORD to attend international conference about social issues.
Sure. Can you please let me know your travelling dates?
I would start on 03/26 and return on 03/28.
Do you prefer any halt in between journey?
Yes, I need a break.
We found a Delta airline, flight number:1013 and the price is 100.
Ok, please proceed.
Your flight ticket has been confirmed.