переедите в косвенную речь
"Break at ten forty-five, dear," said the headmistress. "Come straight to the staff room. I will wait there till you join us. I will introduce you to those you didn't meet on your first visit How do you like the idea of having a cup of tea then? We need rest after all. If there's anything that puzzles you, I shall be in my room. You can depend on me. Just send a message by one of the children."