Passenger entity

Passenger.cs

public class Passenger : Entity<Passenger, Guid>
{
    public string FirstName { get; protected set; }
    public string LastName { get; protected set; }
    public string EmailAddress { get; protected set; }
    public bool EmailConfirmed { get; set; }
    public PhoneNumber PhoneNumber { get; protected set; } = PhoneNumber.NoPhoneNumber;
    public string SmartphoneId { get; protected set; }
    public string ProfilePhotoUri { get; protected set; }
}