private void buttonCoTravelerInsert_Click(object sender, EventArgs e)
        {
            using (var db = new GIIContext())
            {
                GIIRepository repo = new GIIRepository(db);
                int userId = Convert.ToInt32(textBoxUser_CO_Id.Text);
                CoTraveler co = new CoTraveler()
                {
                    Name = textBoxCoName.Text,
                    Relationship = textBoxCo_Relationship.Text,
                    UserId = Convert.ToInt32(textBoxUser_CO_Id.Text)
                };

                repo.AddCoTraveler(co);
                repo.SaveAll();
            }
        }
 private void buttonUserInsert_Click(object sender, EventArgs e)
 {
     var user = new User()
     {
         FirstName = textBoxFirstname.Text,
         LastName = textBoxLastname.Text,
         MiddleName = textBoxMiddlename.Text,
         City = textBoxCity.Text,
         Country = textBoxCountry.Text,
         Email = textBoxEmail.Text,
         Password = textBoxPassword.Text,
         NoOfTraveler = Convert.ToInt32(textBoxNoOfTraveler.Text),
         State = textBoxState.Text,
         Street = textBoxStreet.Text,
         ZipCode = Convert.ToInt32(textBoxZipCode.Text)
     };
     using (var db = new GIIContext())
     {
         GIIRepository repo = new GIIRepository(db);
         repo.AddUser(user);
         repo.SaveAll();
     }
 }