Fix disfluencies in the sentence: Dear Sally I'm writting worried following our meet, around I realized that the day of the meetings, I'm going to are busy by a groups work we had at school; so we needed to change the meet up another day, I agreed with the idea of went on this Saturday, I hope you'll be free that day; remembered that the arranged been in the park at 9.a.m.
Dear Sally, I'm writing because I'm worried about our meeting, because I realized that on the day of the meeting, I'm going to be busy with some group work we have at school; so we need to change the meeting to another day. I agree with the idea of going this Saturday. I hope you'll be free that day; remember that the arrangement is to meet in the park at 9 a.m.