How to Open and read an XML file to Dataset

using System;
using System.Data;
using System.Windows.Forms;
using System.Xml;

namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            XmlReader xmlFile ;
            xmlFile = XmlReader.Create("Product.xml", new XmlReaderSettings());
            DataSet ds = new DataSet();
            ds.ReadXml(xmlFile);
            int i = 0;
            for (i = 0; i <= ds.Tables[0].Rows.Count - 1; i++)
            {
                MessageBox.Show(ds.Tables[0].Rows[i].ItemArray[2].ToString());
            } 
        }
    }
}