Hi RichieRich,
We actually have a gift box/wrap mod available that is exactly what you are looking for. You can check it out via the link below:
http://www.kosmoscentral.com/cart/X-Cart-Gift-Boxing-Mod-by-Kosmos.html
Customers will be also be able to write a personalized message with each box and choose whether to include the pricing tag(s. If you check out the detailed images, you can see, step-by-step, the entire process.
Let me know if you have any questions.