Usage patterns
〈場所〉を予約するto reserve a room/place
I reserved the conference room for the afternoon.
〈場所〉で会議をするto hold a meeting in a place
We're having the meeting in the third-floor conference room.
〈場所〉が空いているa room is available/free
Is the conference room free right now?
〈場所〉に集まるto gather in a place
Everyone, please gather in the conference room.