Complex sentence: A flower girl typically walks in front of the bride during the wedding processional and scatters flower petals on the floor before the bride walks down the aisle; however, some ceremony venues do not allow scattering of the petals.
Split into simpler sentences: A flower girl typically walks in front of the bride during the wedding processional and scatters flower petals on the floor before the bride walks down the aisle. However, some ceremony venues do not allow scattering of the petals.