Which of these is an example of a user story?

A $$ As a travel agent, I want to find vacation deals for my customers.

B $$ As a call center analyst, I want to input customers' first and last names and postal codes so that I can pull up their accounts quickly.

$$ This wall should be painted blue.

D $$ I want a four$-$bedroom house and a two$-$car garage built within six months.