Dearschoolmate,
Idon’tknowwhoyouare,butIamreallygratefultoyou.Yesterday,Ilostmylibrarycardintheplayground.Ididn’trealizeituntilIgothomeafterclass.Iwassoupset,becauseit’stoobothersometoregisteranotherone.Buttoday,whenIgottoschool,theguardtoldmethatsomeonepickedmylibrarycardandgaveittohim.Iwassoexcitingtohearthenews.YoudidnotleaveyournameandIdon’tknowwhoyouare.Iamreallyappreciatedforwhatyoudid.
Kelly