Two Purpose Quinceañera Gown Advice

Quinceañeras have you considered a "multi purpose" quince gown? A ballroom gown design which has a second short skirt to change into, so you can later dance in a comfortable pretty evening dress.
The bodice is separate from the bottom of the gown, so it’s a simple swap. You can also wear this dress to another party or perhaps your prom.
You can accent the gown with a keepsake bouquet to enhance the look! This bouquet is perfect for your photography session too. 

See an example below from DressGather.com - Click on Image to View at their Shop.