[Translation from Japanese to English ] I would like to cancel my attendance in class B on Monday. As a matter of fac...

Original text

月曜日にあるクラスBのキャンセルをお願いします。実は、金曜日にラグビーレッスンを受ける予定でしたが、金曜日は通常時間内に体育があるため、ラグビーは息子に負担が掛かると思い、月曜に変更をお願いしました。よって申し訳ないのですが、クラスBはキャンセル致します。宜しくお願いします。

Translation / English

I would like to cancel my attendance in class B on Monday. As a matter of fact, my son was going to take a rugby lesson on Friday. But my son has a regular gymnastic class of Friday, so I asked to change my appointment to take a rugby lesson from Friday to Monday because I wanted to avoid too much load on my son. Therefore, I am sorry but I would like to cancel class B on Monday. I appreciate your support.

Translation / English

I would like to cancel Class B on Monday. In fact , my son was scheduled to have a rugby lesson on Friday, but since he already has PE within the regular school time that day, I think rugby might be a bit of a burden to him. His rugby lesson has now been changed to Monday. Therefore, I 'm really sorry, but would like to cancel class B. Thanking you in advance.

Translation / English

Please cancel class B on Monday. Actually, I planed my son having rugby lesson on Friday, but there is physical education in ordinary school hours. So I thought rugby lesson will be load to my son, therefore I requested to change lesson to Monday. Then I'm afraid to cancel class B. Best regards.

Translation / English

Please cancel reservation of Class B on Monday. In fact, A rugby lesson was scheduled on Friday, but it turned out to be PE lesson on the same day.
So because I thought taking the two classes on same day would be difficult for him, I asked move his class to Monday. I'm sorry, but I want the reservation of the class B to be canceled this occasion. Thank you in advance.