In this task, you have given an input which is agent's reply, based on that you have to identify what will be users' command for that reply. The user generally asks a question related to event scheduling or information of the scheduled events. Agent reply based on the available information or do the task as per user command.

I'm sorry. I didn't find any matching events on your calendar.
Please make car races for four hours.

I've changed "Appointment" to be with Jeong-Ho Kim.
yes

The email address of Miss Tara Simpson is m@email.com.

Ok, cool, and what's her email? Need to send her email at some point.