Application for urgent piece of work in english for school principal

To

The Principal,

Delhi Harvard School

New Delhi-112536.

Dear Sir/Madam

With due respect, This is to inform you that I have an urgent piece of work at my home. I have to take my younger sister to the hospital. Therefore, I could not come to the school. Kindly grant my leave for today. 

Thanking you.

Yours obediently,

Ravi Kumar 

Class-V

Dated : 7.05.2019

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To

The Principal,

Kolkata Harvard School

Kolkata-112536.

Dear Sir/Madam

Most respectfully, I beg to say, that I have an urgent piece of work at my home. I have to take my younger brother to the hospital. As his heath condition getting worse day by day. Therefore, I could not come to the school. Kindly grant me a leave for today. 

Thanking you.

Yours Sincerely,

Ravi Kumar 

Class-VI

Dated : 8.06.2019

                                                       --------------------------

To

The Principal,

Nagaland Harvard School

Kohima-112536.

Dear Sir/Madam

Most Humbly, I beg to say, that I have an urgent piece of work at my home. I have to take my younger sister to the hospital. As her heath condition getting worse day by day. Therefore, I won't be able to come. Kindly grant me a leave for today. 

Thanking you.

Yours Faitfully,

Ravi Thakur

Class-VII

Dated : 5.02.201