Relations are of different types and different methods are used for making new relations. Dating is a method in which meetings are arranged so that understanding could be developed. Weddings are used for making long term relations in order to live together.
Dating is used for getting information about other person. If you like a person and you want to have some time with that person then you can use dating. As a many you can search for a good woman for dating. It is not easy to say directly in first sight to a woman that she must go on dating.