I want to build a facade house with a length of 19 m and a depth of 14 m. Should build three floors, span as good as possible. For hotels or express hotels. What kind of steel structure is good? Costs

I want to build a facade house with a length of 19 m and a depth of 14 m. Should build three floors, span as good as possible. For hotels or express hotels. What kind of steel structure is good? Costs can be used more. Well, I suggest that 19 meters be divided into five rooms, each 3.8 meters, which is more suitable for hotel boxes or guest rooms; The depth direction is 14m. It is suggested that the depth of your room is 6m, that is, 6m room +2m corridor +6m room. Column grid layout is as follows (stairs are customized):