Geneva is 8 hours ahead of Vancouver
Best overlap: 8:00 AM to 10:00 AM in Vancouver is 4:00 PM to 6:00 PM in Geneva.
Target 8:00 AM to 10:00 AM in Vancouver, which lands at 4:00 PM to 6:00 PM for the Geneva side. The overlap barely stretches to 2 hours, so reserve it for what really needs a live conversation and handle the rest async.