public int xoaChiTiet(int matour) { ChiTietTourDAO cttour = new ChiTietTourDAO(); return(cttour.XoaChiTiet(matour)); }
public int themChiTiet(ChiTietTourDTO ctt) { ChiTietTourDAO cttour = new ChiTietTourDAO(); return(cttour.ThemChiTiet(ctt)); }