Possible Clues:

• Where scullions knew their place
• On a lower floor
• Daughter admits instigation of the condescending manner towards lower levels
• Depressed, while speaking keeps looking to floor
• On ground floor (or in basement)
• Under
• There are no flights up to there
• From where, with some work, it's onwards and upwards!
• Not up? But you may be up if you are here!
• Perhaps a level below sad street songs