Possible Clues:

• She shows people to seats
• We who are present not drinking, having no success with wine guide
• Female theatre attendant
• Girl guide needs these, true to form
• The girl guide will give one a seat
• Beaming woman who'll get you in a row?
• She has a light view of late arrivals
• Lady who shows you to your seat in cinema or theatre
• Cinema attendant
• A leading light in the cinema