Sky source is base layer. To create the illusion of reflections on the windscreen I took clone samples from the instrument panel and placed them on separate layer and lowered their opacity.
step 2 of 3
Masked out the sources windscreen. Added some levels adjustments and lighting effects.
step 3 of 3
Layer masked extruded the flight crew. Clipped some adjustment layers to them for lighting, mad shadow beneath the monkey.