You will be given a definition of a task first, then some input of the task.
In this task, you will be shown a conversation and a question. You need to write an implausible answer to the question. Even though there exist multiple wrong answers, we only need a single wrong answer. "W" and "M" in the conversations stand for "woman" and "man".

W: Hello, Li Ming. Have you heard from Tom recently? M: Yes. I got a letter from him yesterday., Question: Who wrote a letter to Li Ming?
Output:

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
Li Ming.