You must know how to play same color bishop and opposite color bishop . So here is a guide to play same color bishop. First thing please remember this that without the help of king any bishop ending can not win whether opposite or same color bishop.
Example of same color bishop [Smyslov vs Keres ]
In this game you can see and extract the way how to play with same bishop so you need to plan earlier whether you are having same bishop or opposite color bishop and your endgame must be decided if you aware of bishop endgame.
Here is another example of interesting game, Do not think that its easy to play bishop ending you need strategy. so in this game both were strong players.