元のHTML
<p>すみません！こちらでお願いします！</p>
<p><a href="https://teams.microsoft.com/l/meetup-join/19%3ameeting_ZjQ5NjRkZmEtZTIxMC00YTkwLWE5ZjgtOTVhNGI4Yzg5ZjAy%40thread.v2/0?context=%7b%22Tid%22%3a%22d7a5901a-6599-4bdd-b8a4-09c24363108b%22%2c%22Oid%22%3a%22bb9fb46a-c618-454d-936d-0c039f48db71%22%7d" rel="noreferrer noopener" title="https://teams.microsoft.com/l/meetup-join/19%3ameeting_ZjQ5NjRkZmEtZTIxMC00YTkwLWE5ZjgtOTVhNGI4Yzg5ZjAy%40thread.v2/0?context=%7b%22Tid%22%3a%22d7a5901a-6599-4bdd-b8a4-09c24363108b%22%2c%22Oid%22%3a%22bb9fb46a-c618-454d-936d-0c039f48db71%22%7d" target="_blank">Mtg | 会議に参加 | Microsoft Teams</a></p>