She laughed, she laughed a lot, when he called dinner dull. It was a good thing he hadn't been around for any of her many, many dinner parties, because he probably would've come despite his clear distaste for them. He was just that kind.
"Five is a wonderful time," she assured him warmly. "I'll look for you then, and we'll do something other than just boring dinner." She said it with a sparkle in her eye - because it was truly impossible to be upset at anything when a Russian called you by your name... in Russian!