Please send pictures for better evaluation. You may need fat grafting alone or fat grafting and areolar reduction/lift. Dat grafting is an option if you do not expect more than one cup bigger.
Options for breast enhancement
You may be a good candidate for fat grafting to the breast but may get a more reliable result with a breast augmentation. Really need photos to give an educated answer.
photos of the breast and body would be very helpful
in determining whether you are a good candidate for this procedure