Well, that's a start at least. The answer implies she knows the area well, and knowledge of the area is really what John needs right now. The map in the starter pack is useful, but it doesn't tell him anything about local dangers or customs or any assumed knowledge.

He lets his eyes settle back on her, studying her curiously.

"Good knowledge. You like surfing, then?"

She seemed enthusiastic about it. Better to let her talk a while before he asks too many questions.