Problem in Connecting Excel File

[C# Programming]

private bool Connect()
{
string DB_Path= @"E:\Office Project\salary project\AttendanceSummary.csv";
string Con_Str = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + DB_Path + ";Extended Properties=\"Excel 8.0;HDR=Yes;IMEX=1\";";
con = new OleDbConnection(Con_Str);
con.Open();
string query = "SELECT SNO, ECODE, NAME, PRESENT, ABSENT, OFF, LEAVE, LWP, OTHOURS FROM [AttendanceSummary$]";
OleDbDataAdapter oda = new OleDbDataAdapter(query, con);
DataSet ds = new DataSet();
oda.Fill(ds);
dataGridView1.DataSource = ds.Tables[0];
dataGridView1.Update();

if (con.State == ConnectionState.Open)
{
MessageBox.Show("Connected");
return true;

}
else
return false;


}
====>>>> this code is working fine...........Problem is that when i am connecting other file "XYZ.XLS" which is having some text heading in the Top Rows................ its showing error ....... pls kindly help me

Thanks in Advance.( sorry if any mistake i am very new to programming)