<CreateDialog>

import * as React from 'react';
import { List, Datagrid, SimpleForm, TextField, TextInput, DateInput, required } from 'react-admin';
import { CreateDialog } from '@react-admin/ra-form-layout';

const CustomerList = () => (
    <>
        <List>
            <Datagrid>
                ...
            </Datagrid>
        </List>
        <CreateDialog {...props}>
            <SimpleForm>
                <TextField source="id" />
                <TextInput source="first_name" validate={required()} />
                <TextInput source="last_name" validate={required()} />
                <DateInput source="date_of_birth" label="born" validate={required()} />
            </SimpleForm>
        </CreateDialog>
    </>
);