IEnumerator MoveToTalk(NpcAI npc)
 {
     myCharacter.SetDestination(npc.transform.position);
     while (!IsTargetInRange(npc.gameObject))
     {
         yield return(new WaitForEndOfFrame());
     }
     yield return(new WaitForEndOfFrame());
 }
 void OnMouseOverNPC(NpcAI npc)
 {
     if (Input.GetMouseButton(0) && IsTargetInRange(npc.gameObject))
     {
         talkTo = npc.GetComponent <DialogueSystem>();
         talkTo.Talk(npc.gameObject);
     }
     if (Input.GetMouseButton(0) && !IsTargetInRange(npc.gameObject))
     {
         StartCoroutine(MoveAndTalk(npc));
     }
 }
 IEnumerator MoveAndTalk(NpcAI npc)
 {
     yield return(StartCoroutine(MoveToTalk(npc)));
 }