how to create dynamically create table add to db records

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.SqlClient;
namespace WindowsFormsApplication4
{
    public partial class Form1 : Form
    {
        SqlConnection con = new SqlConnection(@"server = HOME-A81E14F1B4/SQLEXPRESS;data source = .; initial catalog = test; user id=sa;pwd =pintu ;integrated security = SSPI");
        SqlCommand com;
        string str;

        public Form1()
        {
            InitializeComponent();
        }

        private void btn_create_Click(object sender, EventArgs e)
        {
            str = "CREATE TABLE employee (name VARCHAR(50),address VARCHAR(50))";
            com = new SqlCommand(str, con);
            try
            {
                con.Open();
                com.ExecuteNonQuery();
            }
            catch { }
            con.Close();
            MessageBox.Show("Table Created");
        }

        private void btn_insert_Click(object sender, EventArgs e)
        {
            try
            {
                con.Open();
                com = new SqlCommand("Insert into employee values('Raj','Pune')", con);
                com.ExecuteNonQuery();
                con.Close();
            }
            catch { }
            {
                MessageBox.Show("Record inserted");
            }
        }  
    }
}