Hello again, friend of a friend, I knew you when

[ Sounds like what Roy described earlier. Except maybe the boy or girl part. But it's possible Roy just left that bit out... ]

I don't think you do, either! That sounds pretty normal of an introduction here, actually.

That thing behind you is your Pokemon. It will protect you from all the wild Pokemon lurking around. [ ... there's a lot of them. Maes would know... ]