Where are the speakers going to stay?

M: Is there anywhere you’ d like to go this weekend?
W: Nowhere in particular. Do you have anything in mind?
M: Well, John and I are going up north. Would you like to join us? We’ re going to stay at Mary White’s.
W: Is there enough room for everybody?
M: Sure, there’ s plenty of room.
W: In that case, I’ d love to. Thank you very much for the invitation, Bob.
M: We’ll start tomorrow. How’ s that?
W: I am starting to feel excited about going. What should we wear?
M: Bring warm clothes.
W: Anything else?
M: Not really. Maybe a camera if you’ re interested in taking some photos.