Your response should contain at least 5 sentences. The response must contain exactly 3 placeholders represented by square brackets, such as [address]. Highlight at least 2 sections in your answer with markdown, i.e., *highlighted section*. Include keywords [travel], [plans], and [vacation] in the response. In your response, the word *[vacation]* should appear at least 2 times. At the end of your response, please explicitly add a postscript starting with *P.P.S*.

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