Usually said on away missions into a communicator. Always spoken by James T. Kirk.
Kirk: Enterprise, Kirk here. A.......LargeScaryEntity Has........EATEN........Ensign Miller. Scotty, BEAM.....DOWN.......AnotherRedShirt.
Scotty: Aye Sir! He's on his a-way, cap'n.
A replacement red shirted ensign is beamed to the away team's location.
Kirk: ThankYouScotty. Kirk Out.