my dream place is just one it's a two floor house (the second floor is all my house), and i wish there was large yard, when my dog can run around. this house is very expensive in korea. so i'll never able to buy it.. or big park around to my house.

Hi, Eve~

While reading your composition, I appreciate how you include your dog... You must really love your pet <3 Well, even if it seems impossible now, I still hope that one day we may have enough money to buy our dream home. 

Chammy

my dream place is just one
>> My dream place is just one.

OR

>> I only have one dream place to live in.

it's a two floor house (the second floor is all my house),

>> It's a two-floor house where the second floor entirely belongs to me.

OR

>>It's a two-story house, and I own the entire second level.

and i wish there was large yard, when my dog can run around.

>> And I wish there was a large yard where my dog could walk around.

or big park around to my house.

>> Or a big park around my place.

OR

>> Or a cozy park near my house. 

this house is very expensive in korea.
>> This kind of house is very expensive in Korea.

so i'll never able to buy it..
>> So, I'll never be able to buy it.