ADO Database C#

using System;
using System.Data; 
using System.Data.SqlClient; 
   class OrdinalIndexer
   {
      static void Main(string[] args)
      {
         string connString = "server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI";
         string sql = @"select FirstName, LastName from Employee";
         SqlConnection conn = new SqlConnection(connString);
         try
         {
            conn.Open();
            SqlCommand cmd = new SqlCommand(sql, conn);
            SqlDataReader reader = cmd.ExecuteReader();
            Console.WriteLine("\t{0}   {1}", "First Name".PadRight(25),"Last Name".PadRight(20));
            Console.WriteLine("\t{0}   {1}",  "============".PadRight(25), "============".PadRight(20));
            while(reader.Read()) {
               Console.WriteLine(" {0} | {1}", 
                  reader[0].ToString().PadLeft(25),
                  reader[1].ToString().PadLeft(20));
            }
            reader.Close();
         } catch(Exception e) {
            Console.WriteLine("Error Occurred: " + e);
         } finally {
            conn.Close();
         }
      }
   }