MainPage:
```
<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:local="clr-namespace:TripWithStrangers"
             x:Class="App.MainPage">


    <StackLayout Margin="10,20,10,20">
        <Label Text="Welcome!"
                   HorizontalOptions="Center"
                   FontSize="20"/>
        <Label Margin="10,30,10,5"
                   Text="Username: "
                   FontSize="15"/>
        <Entry/>
        <Label Margin="10,5,10,5"
                   Text="Password: "
                   FontSize="15"
               x:Name="passwordLabel"/>
        <Entry IsPassword="True"/>
        <Button Text="Login!"
                FontSize="15"
                x:Name="loginButton"
                Clicked="loginButton_Clicked"/>
        <Button Margin="0,0,0,0"
                Text="New here?"
                x:Name="register"
                Clicked="register_Clicked"/>
    </StackLayout>
</ContentPage>
```
namespace App
{
    public partial class MainPage : ContentPage
    {
        public MainPage()
        {
            InitializeComponent();
        }

        private void loginButton_Clicked(object sender, EventArgs e)
        {

        }

        private void register_Clicked(object sender, EventArgs e)
        {
            Navigation.PushAsync(new RegisterPage());
        }
    }
}

RegisterPage
```
<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:local="clr-namespace:TripWithStrangers"
             x:Class="App.RegisterPage">


    <StackLayout Margin="10,20,10,20">
        <Label Text="Register Page!"
                       HorizontalOptions="Center"
                       FontSize="20"/>
        <Label Margin="10,30,10,5"
                       Text="Username: "
                       FontSize="15"/>
        <Entry/>
        <Label Margin="10,30,10,5"
                       Text="Email: "
                       FontSize="15"/>
        <Entry/>
        <Label Margin="10,5,10,5"
                       Text="Password: "
                       FontSize="15"/>
        <Entry IsPassword="True"/>
        <Label Margin="10,5,10,5"
                       Text="Reenter Password: "
                       FontSize="15"/>
        <Entry IsPassword="True"/>
        <Button Text="Register!"
                    FontSize="15"/>
    </StackLayout>
</ContentPage>
```

using Xamarin.Forms;
using Xamarin.Forms.Xaml;

namespace App
{
	[XamlCompilation(XamlCompilationOptions.Compile)]
	public partial class RegisterPage : ContentPage
	{
		public RegisterPage ()
		{
			InitializeComponent ();
		}
    }
}