A：It seems that you are an optimistic man who doesn't dismay easily. That is what a good salesman needs. Good luck.
你似乎很乐观，不是那种遇事就泄气的人。这是一个好的推销员必需的素质。祝你好运。
B：Thank you.
谢谢。
A：I guess we have covered all the stuff that we need to discuss and it's time to say goodbye.
我想我们已经把要讨论的事项都讨论过了，该说再见了。
B：Yes, goodbye and keep in touch.
好的，再见。保持联络。