抱抱孩子, 告诉她

1. 是我的话, 也会生气的。诚信最重要, 不守约不会赢得大家的信任和尊重。

2. 建议孩子第二天当面告诉小女孩她的feeling, 并告诉她, I would appreciate you could let me know in advance if you could not make it no matter what reason going forward, I treat you as my friend and I would expect the same from you as well.