Blind Dates And Dialogue Writing

I enjoy the Guardian Weekend magazine.  Well, about 78 per cent of it, which is pretty good going on their part.  Lately, I've noticed a trend in one of the mag's regular features, which can unexpectedly inspire fiction writing and dialogue in particular.

The Blind Date feature sends two strangers for an evening in a restaurant, then quizzes them individually about the experience, placing their answers in two columns side by side.  One of the questions is What Did You Talk About...