She isn't reassured. It's not an answer that gives any insight into what's caused the discomfort to begin with, though she's got a short list in mind.

"At least come sit a minute. We're not in any hurry."

Without letting go of his arm, she starts for a bench slightly ahead of them, next to a street lamp. She's not taking no for an answer, and the stubborn set to her features makes it fairly clear that she's not going to let the matter drop easily.