He defines his travel preferences as part of the request, and these preferences are used later by an administrative assistant to book a flight for him.

他将旅行偏好作为请求的一部分进行定义，随后行政助理将利用这些偏好为他预订飞机。

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Then, the employee's administrative assistant receives the task to book the flight for the travel.

然后，员工的行政助理接收到为旅行预订飞机的任务。

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