var camera = viewer.camera;

var positionCartographic = camera.positionCartographic;

var height = positionCartographic.height;

var lat = positionCartographic.latitude + Cesium.Math.toRadians(2.0);

var lon = positionCartographic.longitude + Cesium.Math.toRadians(20.0);

camera.flyTo({

    destination: Cesium.Cartesian3.fromRadians(lon, lat, height),

    duration: 1.0

});

var lookAt = ge.getView().copyAsLookAt(ge.ALTITUDE_RELATIVE_TO_GROUND);

lookAt.setLatitude(lookAt.getLatitude() + 2);

lookAt.setLongitude(lookAt.getLongitude() + 20);

ge.getView().setAbstractView(lookAt);