Try this way
go to the path of ur android-sdk\tools
C:\Users\USER\AppData\Local\Android\android-sdk\tools
then run below command
.\android update sdk --no-ui --all --filter build-tools-xx.x.x,android-xx,extra-android-m2repository
it will install with accepted the license agreements
according to your problem build-tools-xx.x.x is 23.0.1 and android-xx is 23