Given the task definition and input, reply with output. In this task, you are given a sentence in Persian, and your task is to translate it into English.

در طی سفرشان غذایی نداشتند.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
They had no food on the journey.