Wing:咦...你係邊個? Kasin:你好呀~又係你
Wing: Well... who are you?

Cantonese Sentence Breakdown

咦 ji4
expression of surprise
disapproval
你 nei5
you (informal, as opposed to courteous 您nín [您])
can be used to refer to an unspecified person
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
邊個 bin1 go3
(pronoun) who
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)
又 jau6
(once) again
also
both... and...
and yet
(used for emphasis) anyway
and (used in the context when talking about fractions)
in adddition