Exchange and Office 365 both are different platforms where you cannot transfer data manually. MailsDaddy Exchange server suite is a GUI software that let users move single or multiple Exchange mailboxes into Office 365 accounts. If you don't have any technical skill then you can also use the software and migrate bulk data from Exchange to Office 365 and various other file formats.
With the solution, you can also recover corrupted databases from Exchange to Outlook, Office 365, EML, etc. with a few easy clicks. The application comes with a free trial edition that exports 50 items from each mailbox. Get more detail: Migration from Exchange to Office 365