Real-Time Utterance Modification for Polite Customer Responses

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Solution Overview

Problem

Customer service representatives experience increased stress and fatigue due to the inefficiency of manually inputting responses into generative AI models to maintain a polite tone, leading to high signaling overhead and response delays during customer interactions.

Innovation Solution

An utterance modification system that autonomously converts speech-based utterances to text, prompts a large language model (LLM) for polite responses, and converts back to speech, reducing manual input and delay.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If customer service representatives manually input responses into generative AI models to maintain a polite tone, then the quality of customer interactions is improved, but the stress and fatigue of representatives increase due to inefficiency

Engineering Contradiction:
Improvequality of customer interactionsVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system enables automatic response generation where the generative AI model autonomously creates polite responses based on customer inputs, eliminating the need for manual input by representatives. The system self-manages the tone adjustment process through automated prompt generation and response synthesis, allowing representatives to focus on customer service rather than manual text processing.

Inventive Principle:
Principle #25Self-service

2Reliability

If customer service representatives manually input responses into generative AI models, then polite responses are generated, but signaling overhead and response delays increase

Engineering Contradiction:
Improvepoliteness of responsesVSAvoidresponse efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system pre-generates response templates and maintains a cache of polite response patterns that can be quickly adapted to specific customer interactions. By preparing response frameworks in advance and using automated prompt generation, the system reduces the time required to produce polite responses while maintaining quality standards.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system replaces manual mechanical input processes with automated speech-to-text conversion and AI-generated response synthesis. This substitution eliminates the need for representatives to manually type or dictate responses, significantly reducing signaling overhead and accelerating response delivery while preserving polite tone through AI-generated content.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Productivity

If automated speech-to-text and text-to-speech conversion is implemented, then manual input is reduced and response time is improved, but system complexity increases

Engineering Contradiction:
Improveresponse timeVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system integrates multiple functions into a unified platform: speech-to-text conversion, prompt generation, AI response synthesis, and text-to-speech conversion all operate within a single system architecture. This multi-functionality reduces the need for separate systems and interfaces, managing complexity through integration while delivering comprehensive automated response capabilities.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250310279A1Real-time user response modifications for customer interactions
Publication Date: 2025.10.02 SALESFORCE INC
  • US20250310279A1 patent drawing
  • US20250310279A1 patent drawing
  • US20250310279A1 patent drawing

AI summary

An utterance modification system may receive a first utterance from a first user during an interactive conversation session between the first user and a second user. The utterance modification system may further receive a second utterance from the second user that is in a speech-based format. The utterance modification system may then transmit a prompt that includes the second utterance in a text-based format and a set of prompt parameters to a large language model (LLM). In response, the utterance modification system may receive a third utterance from the LLM that may be based on the second utterance and associated with a target user tone. Further, the utterance modification system may transmit the third utterance to the first user in a speech-based format.