3. The method of claim 1 further comprising receiving the response corresponding to the prompt by receiving a second voice from the caller.
3. The method of claim 1 further comprising receiving the response corresponding to the prompt by receiving a second voice from the caller. 4. The method of claim 3 further comprising: recognizing the second voice using a voice recognition technology to obtain an answer corresponding to the second voice; and determining whether the answer conforms to the specific answer.