text: First, the person might not know the answer. If a traveler asks you for directions to the interstate and you don't know how to get there, then he or she has to go to another person and ask them. The person that the traveler goes to next for directions after you might not know so the traveler just keeps going. If you don't know the answer tell the traveler that you don't know so they don't get mad at you for giving the wrong information. Therefore, tell the traveler that you don't know the answer.