# I think that I don't quite understand the instrunction as it seems too simple

class Message:
    pass # implementation


class Person:
    pass # implementation


class Phone(object):

    def __init__(self, message, person):
        self.message = message
        self.person = person

    def send_message(self):
        self.open_connection(self.person)
        self.write_connection(self.message)
        self.close_connection()

message = Message()
person = Person()
phone = Phone(message, person)
phone.send_message()