Characters
Could I trouble you for a glass of warm milk? It helps me get to sleep.
— Grandma ‧ Happy Gilmore

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker politely asks for a glass of warm milk, explaining it helps them fall asleep. The request is modest and courteous, a small bedtime comfort presented as a routine remedy, with a faintly apologetic 'could I trouble you' softening the ask.
Context reviewed