Which details of journey had simon hoggart as a narrator?
CREATE TABLE "great_little_railways" (
  "episode_no" real,
  "episode_title" text,
  "uk_broadcast_date" text,
  "narrator" text,
  "writer" text,
  "details_of_journey" text,
  "countries_visited" text
);
SELECT "details_of_journey" FROM "great_little_railways" WHERE "narrator"='simon hoggart';