How to map DataTable to DTO using ExpressMapper?

Question

Iam using asp.net webapi ,c# as i am new to expressmapper i have ado.net code which is returning list of reults.then how to map using expressmapper.searched so many sites but unfortunately no results found can u help in it

public class HomeController : ApiController
   {
       [HttpGet]
       [AllowAnonymous]
       public List<CustomerViewmodel> Newmethod()
       {
           string connectionString =
               "server = sasd; database = das; uid = ds; pwd = Welcome@123; ";
           // Provide the query string with a parameter placeholder.
           string queryString =
               "SELECT distinct TOP 5 ISNULL(C.Name, 'Others') AS 'Company',A.Name AS 'Customers', O.Fee AS 'Amount' FROM   ClientCursor.Opportunity AS O INNER JOIN Common.Company AS C ON C.Id = O.ServiceCompanyId INNER JOIN [ClientCursor].[Account] AS A ON A.Id = O.AccountId order by  O.Fee DESC";
           // Create and open the connection in a using block. This
           // ensures that all resources will be closed and disposed
           // when the code exits.
           using (SqlConnection connection =
               new SqlConnection(connectionString))
           {
               // Create the Command and Parameter objects.
               SqlCommand command = new SqlCommand(queryString, connection);
               connection.Open();
               SqlDataAdapter da = new SqlDataAdapter(command);
               DataSet ds = new DataSet();
               da.Fill(ds, "newtable");

               Mapper.Register<DataRow, CustomerViewmodel>().Flatten();
               yield return Mapper.Map<DataRow, CustomerViewmodel>(ds);

           }
       }
   }