Which Award Ceremony has a Nominee of sarah travis, and a Category of the best orchestrations?
CREATE TABLE "2005_broadway_revival" (
  "year" real,
  "award_ceremony" text,
  "category" text,
  "nominee" text,
  "result" text
);
SELECT "award_ceremony" FROM "2005_broadway_revival" WHERE "nominee"='sarah travis' AND "category"='best orchestrations';