Navigate to 
AI Scheduler → Scheduled Calls → Upcoming calls and follow the steps below:
Click "Filter Applied" button in the top right of your screen
Select "Event" filter and locate Event you would like to filter and click on filter to apply
In case you'd like to include additional filters such as:
Event Type, turn on → Event Type, choose between Discovery and Strategy
cancelled calls, turn on → Call Status → Cancelled Events
or even specific date range, click on Date Range and select
Switch between Upcoming and Past Calls tabs if you'd like to see past calls as well.
The filter will stay turned on until you remove it by clicking on the "Reset Filters" button.