C# SQL DELETE from a form help please!

Hi i am pretty new to C# and trying to make a delete feature on my website using sql and C# i was wondering if any one could take a look at my code and tell me where im going wrong. Also if you could explain in lamest terms that would be good lol

thanks

using System;

using System.Data;

using System.Configuration;

using System.Collections;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;

using System.Data.OleDb;

public partial class Form4 : System.Web.UI.Page

{

protected string id2;

protected string myConnectionString2;

protected void Page_Load(object sender, EventArgs e)

{

id2 = "0";

myConnectionString2 = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" +

this.Server.MapPath("") + "\\hospital.mdb";

}

protected void Button1_Click(object sender, EventArgs e)

{

{

int sa;

OleDbConnection myConnection = new OleDbConnection(myConnectionString2);

try

{

if (TextBox1.Text !=null )

id2 = TextBox1.Text;

OleDbCommand myCommand = new OleDbCommand("DELETE* FROM tblAppointments WHERE appointmentID ='"+id2+"'", myConnection);

OleDbDataAdapter myDataAdapter = new OleDbDataAdapter(myCommand);

myConnection.Open();

sa = myCommand.ExecuteNonQuery();

myConnection.Close();

Label1.Text = "Recored Deleted.";

}

catch (Exception ex)

{

Label1.Text = "Database Error!" + ex.Message;

myConnection.Close();

}

}

}

}