Single Business Traveler seeks companionship, possibly romance, maybe even true love, but has no time for the usual bar-hopping or online surfing, and no patience for blind dates. Enter a new breed of matchmaking: the singles’ dinner party. Eight at Eight Dinner Club (for the under-40 set) and Single Gourmet will, for a fee, arrange a gathering at a restaurant in any city for like-minded singles and ease introductions. If sparks don’t fly, hey, you’ve tried a new restaurant and networked a bit. Think the $150 to $375 fee will pass expense-report inspection?, — T.S.