She was his server. He tipped his phone number. The rest has been history in the making.
During the Hurricane Florence evacuation Sam went to visit Ali deep in the Smoky Mountains. They went on a normal walk near the Tuckaseegee River when he got on one knee and confessed that he had bought a ring the day before with the intention of waiting. But the ring was burning a hole in Sam's pocket. She said yes. They kissed and told the world.