public int RegisterPerson(Person p)
        {
            int result = da.AddPerson(p);

            if (result == 1)
            {
                EmailUtilities.SendEmail(ConfigurationManager.AppSettings["EmailUsername"],
                                         p.Email,
                                         "Registration to Speakcore Conference",
                                         $"<p>Dear {p.FirstName},</p><p></p>" +
                                         "<p>On behalf of Pharma Company, Inc., thank you for registering for the Speaker Training Meeting.</p><p></p>" +
                                         "<p>You will receive a formal confirmatiomn email within the next 3 to 5 business days, including " +
                                         "information for booking your travel.</p><p></p>" +
                                         "<p>Regards,</p><p>The SpeakCore Team</p>");
            }

            return(result); // What if registration succeeded and email send failed?
        }