The house has three bedrooms and one and a half 'baths'. [=one full bathroom and one bathroom with only a sink and a toilet]
Would you like me to 'draw/run a bath' for you? [=to fill the bathtub with water for you?]
a 'full bath' [=a bathroom with a sink, toilet, and a bathtub or shower]
(..) They're on a hunt. They'll join us for dinner. Come inside. Such a journey. You must be exhausted. Come, you'll be wanting a bath after all that travel. Oh, and a dress for dinner. You can wear one of mine. What's... what's your color? Midnight blue or silver? Silver, maybe. Come. (..)2016 TvShow: Game of Thrones Title: Blood of My Blood Season: 6 Episode 6