Explanation:
a. The question was in second conditional, the answer should be in second conditional, too. 
b. The sentence was rephrased.
c. Don't start the sentence with conjunctions.
d. Pronoun "I" should be capitalized.

Sally: Second, i want to be a rich. Because rich can do many thing and rich can buy manything.
Correct: Secondly, I want to be rich because If I'm rich I can do many things and I can buy whatever I want.
Explanation:
a. The sentence was rephrased.
b. Don't start the sentence with conjunctions.
c. Be careful with spacing of words.

Sally: last, I want travel with my family for a long time. Because i want to have many time with my family.
Correct: Lastly, I want to travel with my family because I want to spend my time with them.
Explanation:
a. The sentence was rephrased.
b. Don't start the sentence with conjunctions.

Sally: This is my wishes.
Correct: These are my wishes.
Explanation:
a. These is the plural form of this - (used to indicate a person, thing, idea, state, event, time, remark, etc., as present, near, just mentioned or pointed out, supposed to be understood, or by way of emphasis)

Hello, Sally! It was very nice to see you again. Thank you so much for submitting your homework, you did very well. Please study the corrections that we have in here. See you on Monday! Enjoy your weekend! Thank you. Take care always. ^^

~ Teacher Belle.