I'm so sorry, I don't know. I'm going to move this question to the GenDisc section, in hopes that other members are familiar with those programs, and can tell you.
Yeah, gosh, I agree. The veil will be the challenge.
Please, Candice, don't do any Photoshop work until your raw processing is completed. I'm pretty sure this bride wasn't married in blue.
There's no "trick" to that - just really careful masking. Generally, for this kind of work, I zoom in to about 400%, and use a 5-6px brush. Oh, and the Shift key is vital.