Query DB Stored Proc Dataset Return.cs

/// <summary>
        /// QueryDatabase method that allows stored procedure calls
        /// </summary>
        /// <param name="connectionName"></param>
        /// <param name="storedProcedure"></param>
        /// <param name="parameters"></param>
        /// <returns></returns>
        public DataSet QueryDatabase(string connectionName, string storedProcedure,
            Dictionary<string, string> parameters)
        {
            var dbConnection = new SqlConnection(connectionName);
            dbConnection.Open();
            SqlCommand cmd = new SqlCommand(storedProcedure, dbConnection) { CommandType = CommandType.StoredProcedure };
            if (parameters?.Count > 0)
            {
                foreach (var item in parameters)
                {
                    cmd.Parameters.Add(new SqlParameter("@" + item.Key, item.Value));
                }
            }

            var dsDataSet = new DataSet();
            var daSqlDataAdapter = new SqlDataAdapter { SelectCommand = cmd };
            daSqlDataAdapter.Fill(dsDataSet);
            dbConnection.Close();
            return dsDataSet;
        }