The 33-year-old actor met the documentary film director at Coachella music festival where their love began to grow and the couple shared their first kiss, reported Contactmusic.
"Me and Lauren are addicted to musical festivals. We met at Coachella," he said.
"We fell in love at Coachella. We had our first kiss on a ferris wheel at Coachella. So anything that reminds us of that we're very excited to do," he said.
Paul previously revealed he begged Lauren to marry him, when he went down on one knee in Paris.