graph TD
    A[Start: Customer Contact] --> B{Is it a greeting?};
    B -- Yes --> C{What kind of greeting?};
    B -- No --> D{Does the customer have a problem?};
    C -- "Hello/Hi" --> E["Hello! How can I help you today?"];
    C -- "Good morning/afternoon/evening" --> F["Good [time of day]! What brings you in today?"];
    C -- Other greeting --> G["Hello! How may I assist you?"];
    D -- Yes --> H{Is it a hardware issue?};
    D -- No --> I{Is it a complex question?};
    H -- Yes --> J[Transfer to Hardware Management Rep];
    H -- No --> K{Can I resolve the issue?};
    I -- Yes --> L[Transfer to Supervisor];
    I -- No --> M{Can I resolve the issue?};
    K -- Yes --> N[Resolve Issue];
    K -- No --> L;
    M -- Yes --> N;
    M -- No --> L;
    E --> D;
    F --> D;
    G --> D;
    J --> O[End: Issue Resolved/Transferred];
    L --> O;
    N --> O;