A:	李先生在不在?	Lı̌ Xiānsheng zài bu zài?	Is Mr. Li there?
B:	他不在,他到北京去了。	Tā bù zài, tā dào Běijı̄ng qù le.	He is not here. He went to Beijing.
A:	真的?他什么时候回来?	Zhēnde? Tā shénme shı́hou huı́lai?	Really? When is he coming back?
B:	他明天回上海。	Tā mı́ngtiān huı́ Shànghǎi.	He will come back to Shanghai tomorrow.