Historical clue formulations

• Theater : usher :: restaurant : ___ — 2020-09-03
• Restaurant V.I.P. — 2016-06-01
• One showing diners to their tables — 2010-05-10
• Two seater, perhaps? — 2005-11-26
• Lutèce V.I.P. — 2002-09-09
• Two- or four-seater? — 2001-01-14
• Bistro boss — 1999-02-06
• Leader in waiting — 1998-10-31
• Busing overseer — 1998-08-01