What are the names of all people who do not have friends?
CREATE TABLE person (
    name text,
    age number,
    city text,
    gender text,
    job text
)

CREATE TABLE personfriend (
    name text,
    friend text,
    year number
)
SELECT name FROM person EXCEPT SELECT name FROM personfriend
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What are the names of all people who do not have friends? ### Input: CREATE TABLE person (
    name text,
    age number,
    city text,
    gender text,
    job text
)

CREATE TABLE personfriend (
    name text,
    friend text,
    year number
) ### Response: SELECT name FROM person EXCEPT SELECT name FROM personfriend