请问这个杯子是您的吗？

Qǐngwèn zhège bēizi shì nín de ma?

May I ask, is this your cup?

很高兴认识您。

Hěn gāoxìng rènshi nín.

Nice to meet you.

您再买一件外套吧。

Nín zài mǎi yí jiàn wàitào ba.

Please buy another coat.