input: def generate_response(question: str) -> str:
      """Generates a response to a given question about a product or service. If the question is not recognized, a random response is provided.
      >>> generate_response('What is XYZ?')
      'XYZ is a company that provides XYZ services.'
      >>> generate_response('What does XYZ do?')
      'XYZ helps customers find solutions to their problems.'
      >>> generate_response('What is the weather today?')
      ['I am not sure I understand.', 'Can you give me more information?', 'Can I help you with something else?'] (one of these, chosen randomly)
      """
output:     responses = {
          'What is XYZ?': 'XYZ is a company that provides XYZ services.',
          'What does XYZ do?': 'XYZ helps customers find solutions to their problems.',
      }
      unknown_responses = [
          'I am not sure I understand.',
          'Can you give me more information?',
          'Can I help you with something else?'
      ]
      
      return responses.get(question, random.choice(unknown_responses))