Co-op in America server

Hello! anyone who is willing to help me I realize I have a lot of co-op achievements that I need to still complete and I’m embarrassed to ask my genshin friends because it involves tough bosses , long time, and it’s quite a bit 😅 I’m American server so if there’s anyone out that would like to help me please let me know and I’ll respond as fast as I can. let’s be moots !🩵