Em đang tập writing task 1, a c naˋo co´ thơˋi gian vaˋo xem chỉnh giu´p e ạ, e ca´m ơn

Question

Thank-you letter
    Dear Mr. Jackson,
    I am writing this letter to thank you for your hospitality and help when i was in San Francisco.
    During my stay, you had offer me a fully equipped hotel with a low price, showed me a lots ofamous and ăesome place in San Fransico,  also nice restảuant too. You gave me some very good advice of the research that i had been working on so that i had a wonderful time in the city.
    I sincerely hope someday i could repay yours kindness. Once again to extend my heartfelt thankfulness to you, would you come to visit New York - where i living now, guarantee you'll have unforgetable time here.
     Your sincerely.

I

Answer 1

Thank-you letter
    Dear Mr. Jackson,
    I am writing this letter to thank you for your hospitality and help when i was in San Francisco.
    During my stay, you had offer me a fully equipped hotel with a low price, showed me a lots ofamous and ăesome place in San Fransico,  also nice restảuant too. You gave me some very good advice on the research that i had been working on so that i had a wonderful time in the city.
    I sincerely hope someday i could repay yours kindness. Once again to extend my heartfelt thankfulness to you, would you come to visit New York - where i living now, guarantee you'll have unforgetable time here.
     Yours sincerely.

Mấy chỗ đánh dấu màu xám là mình cảm thấy diễn đạt ý chưa ổn lắm, bạn xem lại nhé. Thí dụ như would you come to visit New York  thì nên đổi thành " I'd like to invite you to ...." 

Thư hơi ngắn bạn ạ, mình góp ý vậy nha