Is this sentence correct?

AnonymousI have got two sisters - Viki, OIi and one brother - Adam.

It's fine to me.
GN

Thank you. but shouId there be a "-" (hyphen)? I don't know if I shouId put a hyphen before the names.

Oh and is it possibIe to write "My sister is OIi age tweIve"? I'm asking about the "age tweIve" ending.

Thanks

Anonymousbut shouId there be a "-" (hyphen)? I don't know if I shouId put a hyphen before the names.

As Gigilian has already suggested, you need two m-dashes (not hyphens), if you don't want commas, and other corrections:

I have got two sisters—Viki and OIi—and one brother, Adam.

Anonymous is it possibIe to write "My sist

AnonymousI wouId Iike to know if this sentence is correct "I have got two sisters - Viki, OIi and one brother Adam". Thanks

I have two sisters, Viki and Oli, and one brother, Adam.

The way you've used the dash (really, you used a hyphen, but I believe you meant a dash) is incorrect.

Thank you guys for expIaining