Not entirely loving the way she leans into him, Barrow laughs again to disguise his discomfort-- it's all right, he'll probably never see her again after this.

"As the most exciting person of all, I'm glad to hear you say that," he remarks, and is about to open his mouth to answer one of her questions when he is, instead, barraged with more of them.
He could try to talk over her, or tell her to be quiet, but after several moments of deliberation he decides instead to just let his mind wander. It's late summer, there's a light breeze, the air doesn't smell too intensely of sewage, what's not to enjoy about a little stroll?