Gloria: I want to go to New Zealand and France. because My grandmother went that contries, and she said "France and New Zealand are very good place!"
Correct: I want to go to New Zealand and France because my grandmother went there, and she said, "France and New Zealand are very good place!" / I want to go to New Zealand and France because my grandmother went to those countries, and she said that France and New Zealand are very good place!
Explanation:
a. Be mindful with the use of punctuation marks.
b. Be careful with capitalization of words.

Gloria: So I want to go to New Zealand and France. and I want to go for 2 weeks.
Correct: So, I want to go to New Zealand and France and I want to stay there for 2 weeks.
Explanation:
a. You can use "stay" instead of go -
STAY - to not move away from or leave a place
GO - to move or travel somewhere

Hello, Gloria! Thank you so much for submitting your homework. You did very well. Please study the corrections that we have in here and feel free to ask if you do have questions. Have a good night! Take care! ^^

Love,
Teacher Belle.