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 didn't find any events with Kristen Clifford.
Search for event with Kristen Clifford.

I found one event on Sunday the 15th. It's "Lunch" from 12:00 to 12:30 PM.
ok! any other event sunday

I've changed "Employee Luncheon" to be at 11:30.

yeah good