DEAR MISS MANNERS: Last night, my wife and I participated in a trivia night event at a local establishment. It was our first time there, and neither of us cared about winning the competition. We were really there to support the host, our daughter’s boyfriend. It was a small event, with five teams of two to three people per team. My wife and I were one team. In the middle of one of the rounds, I received a call back from someone I had left a message for earlier in the day — someone I knew years ago socially — about recommendations for a personal trainer in my area. When I returned to our tabl…