Voice AI Customer Service Singapore: Inbound Call Pilot

When a customer phones a business, the first useful step may be to identify the reason for the call, answer a routine question or request an appointment. Voice AI can assist with those tasks through a spoken conversation. It should be introduced around a defined call workflow, with clear limits and a route to a person when the request is urgent, unusual or unclear.

What can an inbound AI call assistant help with?

Depending on the project, an assistant may greet callers, identify their enquiry, answer from approved service information, collect details for a callback or request a booking. If it is connected to a current scheduling system, it may check available slots and record a confirmed appointment. Without that connection, it should treat a preferred time as a request awaiting staff confirmation.

Other possible workflows include directing a caller to the right team, creating a service ticket or sending a follow-up summary through an approved channel. Each action depends on the business process and integration. Voice AI should not promise a refund, diagnosis, delivery date or other outcome it cannot verify.

How does a voice workflow differ from a chatbot?

A caller cannot scan a long list of options while listening. Spoken answers need to be short and easy to interrupt. Phone audio, accents, background noise and unfamiliar names can affect recognition. The assistant should confirm important details such as dates and contact information, and make it easy for the caller to repeat, correct or switch to a person.

A pilot should test real call conditions: busy periods, silence, callers speaking over the prompt, requests outside scope and a dropped system connection. These tests help define which enquiries are suitable for AI assistance and which should go straight to staff.

Plan handover and follow-up

Decide what happens when the assistant cannot resolve the call. A handover may be a live transfer, a callback task or a message to the team. Staff need the caller’s stated problem, details collected and any action already attempted. Make the next step clear to the caller, and avoid saying a task is complete unless the connected system confirms it.

Review how the assistant introduces itself and how call information is handled. Configure the workflow to match the business’s own privacy, recording and escalation requirements. Qualified staff should remain responsible for sensitive or consequential decisions.

How to assess an inbound AI pilot

  1. Choose one call type. Start with a frequent, well-defined enquiry such as appointment requests or basic service questions.
  2. Prepare approved information. Identify the answers, booking rules and exceptions the assistant may use.
  3. Map the next action. Specify when to answer, create a task, request a booking or transfer the call.
  4. Test with realistic callers. Include unclear speech, corrections, out-of-scope questions and failed integrations.
  5. Review outcomes. Look at successful next steps, missed intents, human handovers and staff follow-up before widening the scope.

There is no single accuracy or savings figure that applies to every call flow. Performance depends on the caller mix, audio quality, approved content, connected systems and the business’s follow-up process.

ADSM’s current inbound-call offering

ADSM is developing inbound AI workflows, including appointment-booking scenarios. We assess these as pilot or custom projects based on each company’s requirements; a fully configured, general-purpose service is not implied. Read about our inbound AI customer-service approach, compare it with website and WhatsApp chatbot options, or tell us about the calls your team receives.