If you have Shiny Lugia already registered on your pokedex, I can trade with you immediatelly and the cost will be 20k Stardust.

If you haven't Shiny Lugia registered, we need to upgrade our friendship for 30 days and the cost for trade will be 80 stardust 

                                                                                                                                                           When you add me as a friend, I'll teleport to you and we'll make a trade