https://support.zendesk.com/hc/en-us/community/posts/7556986482970-Help-What-is-the-24-hour-rule-for-Lufthansa-24-7https://support.zendesk.com/hc/en-us/community/posts/7556986482970-Help-What-is-the-24-hour-rule-for-Lufthansa-24-7https://support.zendesk.com/hc/en-us/community/posts/7556986482970-Help-What-is-the-24-hour-rule-for-Lufthansa-24-7https://support.zendesk.com/hc/en-us/community/posts/7556986482970-Help-What-is-the-24-hour-rule-for-Lufthansa-24-7