It should go something like this:
Dear sir:
Our class < Standard and section> would like to participate in the 'Arts and Crafts' exhibition being organised by the board of secondary education, Karachi.
The exhibition is to be held on <Date of exhibition> at <Venue>.
<Number of students participating> students from our class would like to attend this exhibition. The total cost to the school would be <Cost of transport, lunch etc.>. The cost can be charged on a per head basis to the children's parents.
We seek your permission in this regards.
Yours faithfully,
<Sender's name>
Copyright © 2026 eLLeNow.com All Rights Reserved.