在描述一個人的升遷時，有這樣的一截：having worked his way up from an assistant manager for reservations.誰能給出準確譯文？

熱心網友

having worked his way up from an assistant manager for reservations.他從一預定部門的助理(直線)爬了上來，直到。。。(很高的職位)

熱心網友

找出一條通向預訂部經理助理的路