Having sex in a dream needs no further interpretation. It is what the dreamer wants it to be. The human mind is amazing in that it allows us to fantasize and visualize our desires in dreams as if it was real.
Dreaming of sex is often the result from and onset of falling in love, physical attractions, and longing for someone.
Dreaming of the Holy Ghost means your belief and devotion has been instrumental in gaining the unconditional love of a higher power. Your Christian brothers and sisters will receive similar messages when the time is right in leading the faithful to the kingdom of heaven.
Very few are chosen to see the divine being as the all knowing does not associate with hypocrites, and sinners who drag his name across the mud.
Dreaming of a house symbolizes and summarizes everything you have worked for. Whatever you add to the house means you are adding value into your own progression as a person. The activities and people interacting inside the house in the dream will bring on a different meaning.