//creating a new account on create account button click
        private void BtnCreateAcc_Click(object sender, RoutedEventArgs e)
        {
            Receptionist rec = new Receptionist(CreateAccUserName.Text, CreateAccPass.Password, CreateAccRePass.Password);

            rec.createAccountFunc();
            CreateAccUserName.Clear();
            CreateAccPass.Clear();
            CreateAccRePass.Clear();
        }