For questions regarding training, please contact Mr/Ms A. For other urgent matters (business, requests, questionsなど), please contact the office.
「研修」= training
「その他至急の用件」= other urgent business (matters) / other urgent requests (questions)
「連絡」= contact
「事務所」= office
「研修はA氏に、その他至急の用件は事務所にご連絡下さい」= For questions regarding training, please contact Mr/Ms A. For other urgent matters (business, requests, questionsなど), please contact the office.
「不在」という事を伝えるために、「I am currently away from the office/I will be absent from the office until いついつ」文章を使います。