[Well, I think he might make an exception for that---wait, what.]
It would be nice to have a large castle, but that might require too much sand. One that is medium-sized, possibly. And a moat would be a good addition. [She seems to think for a moment.] The tallest tower should be at its center, with smaller ones perhaps on either side.
[She follows Jennifer as she continues to think up more ideas for the design.]