Realistic Couple Photo Composites

I have a set of individual portraits that need to be merged into believable couple photographs. Each finished image must feel as though both people posed together in the same place: consistent lighting, aligned perspectives, balanced skin tones and a cohesive outdoor scenery backdrop... (Budget: ₹600 - ₹1500 INR, Jobs: AI Art Creation, AI Image Editing, Generative AI, Graphic Design, Image Processing, Photo Editing, Photoshop, Photoshop Design)