Today, I have a meeting at 12:00 noon and 1pm. Monday, I have a meeting at 10am for 1 hour. 11am for 1 hour. 12:30pm for 30 minutes.
My calendar is available.
No one cares about back to back to back meetings or lunch etc.
All required.
Oh but don't use it as an excuse of why other work can't get done.