In the EG Worksense mobile app,

  1. Tap Bookings
  2. Choose the day that you are interested in
  3. Tap Who else is coming to see a list of people coming to the office on that day
  4. Tap the colleague you are interested in to see the location of their booking on the floor plan

If you are interested in finding someone who works in a different building, first choose the building from the See who will be at dropdown menu.