The ceremony is ultimate love story.
Anyway, the chapters of your cermony should include you and your groom, what you love, music, readings, values.
the steps are:
find the officiant
Pull inspiration from first the date, the first time you kiss, the first time you knew this was it...the songs you listen to as you smile about him or you. Values, reading, scriptures.
Tell that love story. It is a gift. Celebrate it.