answer: #Person1# invited the Johnsons for brunch and tries to remind #Person2# of them, but #Person2# can't recall a thing.
documents: #Person1#: The Johnson are on their way back. You remember them, don't you?
  #Person2#: Johnson? I can't place them.
  #Person1#: We met them in Bermuda last May.
  #Person2#: They've completely slipped my mind.
  #Person1#: The couple with the dogs, think back.
  #Person2#: No, I don't recall a thing about them.
  #Person1#: Well, I've invited them for brunch.
  #Person2#: Hmm, I must be getting absent-minded.