Google Calendar features help identify when others are available Google Calendar has two powerful features to help you identify when your colleagues are available when scheduling a meeting with them. More info here:
https://gsuitetips.com/tips/calendar/find-a-time-in-google-calendar/
These features require that you have access to your attendees calendars, typically these will be your work colleagues (within your Google for Work domain) but can also include anyone who has shared a calendar with you.