public void updateEventService(BALEventService obj)
    {
        SqlCommand cmd = new SqlCommand();

        cmd.Connection  = con;
        cmd.CommandText = "spUpdateEventService";
        cmd.CommandType = CommandType.StoredProcedure;

        cmd.Parameters.AddWithValue("@eventserviceid", obj.ServicePackageID);
        cmd.Parameters.AddWithValue("@eventplanid", obj.EventPlanID);
        cmd.Parameters.AddWithValue("@servicepackageid", obj.ServicePackageID);

        con.Open();
        cmd.ExecuteNonQuery();
        con.Close();
    }
    public void updateEventServiceQuantity(BALEventService obj)
    {
        SqlCommand cmd = new SqlCommand();

        cmd.Connection  = con;
        cmd.CommandText = "spUpdateEventServiceQuantity";
        cmd.CommandType = CommandType.StoredProcedure;

        cmd.Parameters.AddWithValue("@eventserviceid", obj.EventServiceID);
        cmd.Parameters.AddWithValue("@servicepackagequantity", obj.ServicePackageQuantity);
        cmd.Parameters.AddWithValue("@servicepackageamount", obj.ServicePackageAmount);
        cmd.Parameters.AddWithValue("@servicepackagetotalamount", obj.ServicePackageTotalAmount);

        con.Open();
        cmd.ExecuteNonQuery();
        con.Close();
    }