我係叫ID
My name is ID.

Cantonese Sentence Breakdown

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
叫 giu3
to shout
to call
to order
to ask
to be called
by (indicates agent in the passive mood)
to cry
to hail
to greet
to cause