Your lips look fine. People appreciate full lips. Nothing to worry about. Remember, that differences from others can sometimes be better and not worse.
While one can attempt to shape your lip as you desire it is impossible to predict whether you would achieve exactly that result. Process of healing and scarring is not entirely in the hands of a surgeon and there is no way to guarantee how exactly it will turn. Your desired and current look are...
Thank you for your query. Your smile does not seem bad in the picture. Fillers can help improve your smile. I would not recommend any surgical procedure. Please find an experienced Board certified Plastic surgeon who can examine you and help you with all your concerns. All the best!