Send SqlDatabaseMail/CLR

using System;
using System.Data;
using System.Data.SqlClient;
using System.Data.SqlTypes;
using Microsoft.SqlServer.Server;

public partial class StoredProcedures
{
    [Microsoft.SqlServer.Server.SqlProcedure(Name = "SendSqlDatabaseMail")]
    public static void SendSqlDatabaseMail(SqlString MessageTo, SqlString MessageCc, SqlString MessageSubject, SqlString MessageBody)
    {
      
        SqlPipe sqlPip = SqlContext.Pipe;

        SqlConnection conn = new SqlConnection("context connection=true;");
        SqlCommand cmd = conn.CreateCommand();

        try
        {

            conn.Open();

            cmd.CommandType = CommandType.StoredProcedure;
            cmd.CommandText = "msdb.dbo.sp_send_dbmail";

            SqlParameter profile_name = new SqlParameter("@profile_name", SqlDbType.VarChar, 8000);
            profile_name.Direction = ParameterDirection.Input;
            profile_name.Value = "DbMailProfile";
            cmd.Parameters.Add(profile_name);

            SqlParameter recipients = new SqlParameter("@recipients", SqlDbType.VarChar, 8000);
            recipients.Direction = ParameterDirection.Input;
            recipients.Value = MessageTo;
            cmd.Parameters.Add(recipients);

            SqlParameter copy_recipients = new SqlParameter("@copy_recipients", SqlDbType.VarChar, 8000);
            copy_recipients.Direction = ParameterDirection.Input;
            copy_recipients.Value = MessageCc;
            cmd.Parameters.Add(copy_recipients);

            SqlParameter subject = new SqlParameter("@subject", SqlDbType.VarChar, 255);
            subject.Direction = ParameterDirection.Input;
            subject.Value = MessageSubject;
            cmd.Parameters.Add(subject);

            SqlParameter Msgbody = new SqlParameter("@body", SqlDbType.VarChar);
            Msgbody.Direction = ParameterDirection.Input;
            Msgbody.Value = MessageBody;
            cmd.Parameters.Add(Msgbody);

            SqlParameter body_format = new SqlParameter("@body_format", SqlDbType.VarChar, 20);
            body_format.Direction = ParameterDirection.Input;
            body_format.Value = "HTML";
            cmd.Parameters.Add(body_format);

            SqlParameter Msgimportance = new SqlParameter("@importance", SqlDbType.VarChar, 6);
            Msgimportance.Direction = ParameterDirection.Input;
            Msgimportance.Value = "High";
            cmd.Parameters.Add(Msgimportance);

            SqlParameter Msgsensitivity = new SqlParameter("@sensitivity", SqlDbType.VarChar, 12);
            Msgsensitivity.Direction = ParameterDirection.Input;
            Msgsensitivity.Value = "Personal";
            cmd.Parameters.Add(Msgsensitivity);

            SqlContext.Pipe.Send("Sending Mail : " + cmd.ExecuteNonQuery().ToString());

        }
        catch (Exception ex)
        {
            SqlContext.Pipe.Send("Error" + ex.Message);
        }
        finally
        {
            conn.Close();
        }


    }

}