In part 1 of this tutorial, we will cover how to animate a camera in a level. It will blend from the player camera to the animated cine camera when the player walks through a trigger volume.
In part 2 of this tutorial, we will cover how to blend the movement between the Player camera and the Cine Camera Actor. We will also disable the player movement while the camera animation is playing.
https://dev.epicgames.com/community/learning/tutorials/LLlo/animating-a-cine-camera-actor-in-unreal-engine