Помогите написать мини-сочинение Write a holiday card to your friend

Hi dear friend! I want to tell you about my summer holiday.It was amazing. I was in the country.Its my grandmother's house.The nature was so beautiful! I saw many mountains and woods.I had many friends there.The air was so clear.I helped to my grandmother with her homework.My grandmother cooked so tasty food there.Because it consisted of only natural products! I had good time there! What about you? Where have you been? See you later, bye.