ЩΉat is the 24 rule for Lufthansa?

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+𝟏~𝟖𝟒𝟒~𝟓𝟐𝟑~𝟗𝟎𝟏𝟕 ᴄᴜꜱᴛᴏᴍᴇʀꜱ ᴡʜᴏ ᴍᴀᴋᴇ ᴀ ʀᴇꜱᴇʀᴠᴀᴛɪᴏɴ ᴛʜʀᴏᴜɢʜ ʟᴜꜰᴛʜᴀɴꜱᴀ'ꜱ ᴏɴʟɪɴᴇ +𝟏~𝟖𝟒𝟒~𝟓𝟐𝟑~𝟗𝟎𝟏𝟕 ʙᴏᴏᴋɪɴɢ ᴄʜᴀɴɴᴇʟꜱ (ɪ.ᴇ. ʟᴜꜰᴛʜᴀɴꜱᴀ.ᴄᴏᴍ, ᴡᴇꜰʟʏʜᴏᴍᴇ.ᴄᴏᴍ ᴀɴᴅ ɢᴇɴᴇʀᴀᴛɪᴏɴꜰʟʏ.ᴄᴏᴍ) ᴍᴀʏ ᴄᴀɴᴄᴇʟ ᴛʜᴇɪʀ ʀᴇꜱᴇʀᴠᴀᴛɪᴏɴ ᴡɪᴛʜᴏᴜᴛ ᴘᴇɴᴀʟᴛʏ ᴜᴘ ᴛᴏ 24 ʜᴏᴜʀꜱ ᴀꜰᴛᴇʀ ᴛʜᴇ ʀᴇꜱᴇʀᴠᴀᴛɪᴏɴ +𝟏~𝟖𝟒𝟒~𝟓𝟐𝟑~𝟗𝟎𝟏𝟕 ɪꜱ ᴍᴀᴅᴇ, ɪꜰ ᴛʜᴇ ʀᴇꜱᴇʀᴠᴀᴛɪᴏɴ ᴡᴀꜱ ᴍᴀᴅᴇ ꜱᴇᴠᴇɴ ᴅᴀʏꜱ ᴏʀ ᴍᴏʀᴇ ᴘʀɪᴏʀ ᴛᴏ ᴛʜᴇ ꜰʟɪɢʜᴛ'ꜱ ᴅᴇᴘᴀʀᴛᴜʀᴇ.+𝟏~𝟖𝟒𝟒~𝟓𝟐𝟑~𝟗𝟎𝟏𝟕