Add punctuation to the following sentence: Room facilities Air conditioning Bath or Shower Bathroom Carpeted Desk Dining area Fan Flatscreen TV Free toiletries Heating Ironing Facilities Refrigerator Satellite Channels Seating Area TileMarble floor Toilet Wakeup service WardrobeCloset
Room facilities: Air conditioning, Bath or Shower, Bathroom, Carpeted, Desk, Dining area, Fan, Flat-screen TV, Free toiletries, Heating, Ironing Facilities, Refrigerator, Satellite Channels, Seating Area, Tile/Marble floor, Toilet, Wake-up service, Wardrobe/Closet