1. A lighting system ( 100 ) comprising: light sources ( 110 ); a user interface ( 130 ) configured to display an image of an environment including an object provided with a first illumination; and a processor ( 120 ) configured to change the first illumination to a second illumination in response to a signal and to select at least one of the light sources to provide the second illumination based on attributes of the second illumination and availability and specifications of the light sources.