Adding a person as a customer in a mongodb database

AddCustomer.cs

private static void AddCustomer(IMongoCollection<Person> collection)
{
    bool repeat = true;
    PersonFactory factory = new PersonFactory();
    Person person = new Person();
    while (repeat)
    {
        person = factory.CreatePerson();
        collection.InsertOne(person);
        Console.WriteLine("Go again? Y/N: ");
        string go = Console.ReadLine();
        if (go.ToUpper() != "Y")
              repeat = false;    
    }
}