change the finish of all millwork to the blue shown in the fourth reference image add a 6 perforated panel as a crown moulding running across the entire wall like the first reference image finish it in the same purple finish as the second reference image change the sofa to this sofa in the fifth reference image in the same dimensions as the existing sofa change the desk chairs to the pink ones in the fourth reference image change the coffee table to the one shown in the fifth reference image change all wallpaper to the wallpaper shown in the sixth reference image