Unity : How to NavMeshAgent?

EnemyAI.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.AI;

public class EnemyAI : MonoBehaviour
{
    [SerializeField] Transform target; // We care where player is.
    NavMeshAgent navMeshAgent;
    // Start is called before the first frame update
    void Start()
    {
        navMeshAgent = GetComponent<NavMeshAgent>();
    }

    // Update is called once per frame
    void Update()
    {
        navMeshAgent.SetDestination(target.position);
    }
}