非常抱歉，可能无法如愿。
I’m sorry, but it may not be possible.
感谢您的邀请，但恐怕我无法赴约。
Thanks for the invitation, but I’m afraid I cannot make it.
关于出门喝一杯的建议，真的很感谢邀请，但我有其他安排。
Thanks for suggesting going out for a drink, but I have other plans already.
换个时间行吗？我也希望能够如期进行，但如果因为某些原因无法实现，我会建议重新安排时间。
How about we reschedule for another time? I hope we can make it happen, but if there are reasons that prevent us from doing so, I’m open to arranging another time.
期盼你能前来参加。在此，我微信订阅号：practiceEnglish（长按可复制并关注），每日分享发音视频以帮助你纠正发音，还有英语歌曲训练语调和地道口语学习资料，希望对你的英语学习有所帮助。
I hope you can make it. Also, my WeChat subscription account is “practiceEnglish”. You can long-press and copy to follow. I share daily pronunciation videos to help you correct your pronunciation, as well as English songs to practice intonation and authentic oral English learning materials. I hope it will be helpful for your English learning journey.