Semi Automatically cast high priority spells (BoP & PI) through whisper and key press.
Add a person to a spell cast queue through a whispered keyword. "PI" (Power Infusion) for priest and "BOP" (Blessing of Protection) for paladins.
Cast the queued spell semi automatically through /script CastQueued();
Either use this as a separate macro, or bind it to your existing spells.
/script CastQueued();
/cast Flash of Light