introdufing my self

yaobo haseo (annyeong haseyo)
chonun lila imnida

Keep trying and learning ! You do a good start :)

yaobo haseo = yeoboseyo (여보세요) = hello (if you greet someone on the phone).
If you want to greet someone on the normal conversation, you could use: 안녕하세요 = annyeonghaseyo