noun, noun or participle which takes 'suru'
coming to work accompanied by a customer (of a bar hostess)
Specific to the nightlife industry: a hostess arrives at work with a customer who has invited her out beforehand, often as a sign of patronage.
彼女は常連客と同伴出勤した。
She came to work accompanied by a regular customer.
同伴出勤の予約が
There is a booking for a hostess to arrive with a customer.