Genshin impact

Does anyone want to play genshin with me and be friends I mean not right now cause I have to work on an essay but at some point or maybe tell me good artifacts that will go well with these characters
Jean
。using sourjner and 1 adventurer stats are atk 399 def 116 elemental 28
Kaeya
。3 adventure, 1 berserker, 1 traveling doctor. Atk 244 def is 309 and elemental is 21
Lisa
。Mariam artists and 1 berserker. Atk 236 def 240 and elemental 25
Traveler
。all berserker atk 239 def 276 elemental 0
Sucrose
。haven’t done really anything but she has all instructor atk 140 def 78 and elemental mastery is 91
Barbara
。also didn’t do much 3 exile 2 lucky dog, atk 95 def 260 elemental 34
Amber
。traveling doctor and 1 berserker, atk 303 def 231 elemental 0
I’m rank 22 and my UID is 618430121
I wanna build a good party so please help