How to design Crystal report with Dynamic Data

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ASP.NET

CrystalReports

Good Afternoon Developers,
This is my function to generate the crystal Report,This will take the Report Name and ReportQuery as a input parameter and will generate a dataset , With this dataset how can i design my Report??Because this is Generated at the runtime , How can i access that to generate my ReportDesign??

Any help is appreciable....!

public void fnLoadDataToReport(string rptName, string rptQuery)
{
    try
    {
        DataSet myDS=new DataSet();
//      crReportDocument.Load(Server.MapPath("Reports\" & RptName), OpenReportMethod.OpenReportByTempCopy);
        crReportDocument.Load(Server.MapPath("Reports\\" + rptName ));
        SqlConnection myConnection=new SqlConnection(ConfigurationManager.ConnectionStrings["mycon"].ConnectionString);
        SqlCommand myCommand=new SqlCommand(rptQuery,myConnection);
        SqlDataAdapter MyDA=new SqlDataAdapter(myCommand);
        MyDA.Fill(myDS,"ReportTable");
        crReportDocument.SetDataSource(myDS);
        crvReportGeneration.ReportSource=crReportDocument;
        crvReportGeneration.ShowFirstPage();
    }
    catch(Exception ex)
    {
        Response.Write(ex.Message);
    }
}