Here's the answer:
“李先生是医生,王女士是记者”
(lǐ xiānsheng shì yīshēng, wáng nǚshì shì jìzhě)
Watch a real native speaker say it:
Here's how it sounds in a textbook:
You could also say:
- lǐxiānshengshìyīshēng, wángnǚshìshìjìzhě
- lǐ xiān sheng shì yī shēng, wáng nǚ shì shì jì zhě
Fun fact: the hundreds of thousands of people learning Chinese with Memrise get this phrase correct 96.04% of the time!