John Buchan 
Huntingtower [EPUB ebook] 

The girl came into the room with a darting movement like a swallow, looked round her with the same birdlike quickness, and then ran across the polished floor to where a young man sat on a sofa with one leg laid along it.
“I have saved you this dance, Quentin, ” she said, pronouncing the name with a pretty staccato. “You must be so lonely not dancing, so I will sit with you. What shall we talk about?”