Secretary:
Good morning,Sir 

早上好,先生。
Visitor:
Good morning, Miss. I'm John Simth of A&B Company. I have an appointment with Mr.Yang Tao. 

早上好,小姐。我是来自A&B公司的John smith.我约见了杨涛先生。
Secretary:
Yes, Mr.Yang Tao is expecting you, Mr.Smith. This way please! 

是,杨先生正等着您呢史密斯先生。请这边走!
Visitor:
Thank you! 

谢谢!