Hello 大家好呀 我係Steph呀
Hello, hello. My name is Steph.

Cantonese Sentence Breakdown

大家 daai6 gaa1
everyone
好 hou3
to like
to love
to be fond of
to be liable to
to be likely to
呀 haa1
(particle equivalent to 啊 after a vowel, expressing surprise or doubt)
我 ngo5
I
me
my
us
we
our
self
係 hai6
(Cantonese) to be
to connect
to relate to
to tie up
to bind
to be (literary)
to involve
relation
relationship
consequence
yes
indeed
right