Managing appointments

  • Release version: Australia
  • Updated March 12, 2026
  • 2 minutes to read
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    Summary of Managing appointments

    The Managing Appointments feature in ServiceNow enables customers, agents, and dispatchers to book, reschedule, and cancel appointments for available services via the service portal or configurable workspace. Booking an appointment automatically creates a work order and associated work order tasks based on the service type.

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    Key Features

    • Appointment Booking: Customers can view available time slots and book services on the portal, while agents and dispatchers can manage appointments on behalf of customers.
    • Task Dependencies: Work order tasks follow a dependency chain where predecessor tasks must be assigned and completed before successor tasks can be scheduled. Successor task timings adjust automatically based on predecessor completion.
    • Lag Time Management: Minimum and maximum lag times between tasks are enforced, ensuring successor tasks start no earlier than the defined lag and complete within maximum lag windows.
    • Dynamic Scheduling: When enabled with scripted availability, the system confirms technician availability before presenting appointment slots, ensuring bookings match resource capacity.
    • Capacity and Reservations Integration: If installed, the system incorporates capacity and reservation rules from the Capacity Management module to accurately present available appointment slots for booking or rescheduling.

    Practical Application for ServiceNow Customers

    Customers can easily manage their appointments directly through the service portal, enhancing self-service capabilities. Agents and dispatchers retain control to assist customers by booking or modifying appointments within the system’s configurable constraints.

    Understanding task dependencies and lag times is crucial for accurately scheduling multi-step service processes, ensuring workflow integrity and timely completion.

    Enabling Dynamic Scheduling and integrating Capacity and Reservations Management improves appointment accuracy by aligning bookings with real-time technician availability and resource capacity, reducing scheduling conflicts.

    Related Configuration and References

    Administrators can configure appointment booking settings, task assignments, and availability parameters to tailor the appointment management process. For comprehensive appointment management, refer to related topics on task assignment and appointment availability settings within ServiceNow.

    Book, reschedule, and cancel appointments for available services.

    With the Appointment Booking feature, customers can view available appointment windows, make a selection, and book a service appointment from the service portal.

    Agents and dispatchers can also book appointments on behalf of customers. Booking an appointment creates a work order and one or more work order tasks, depending on the type of service. Booked appointments can be rescheduled and canceled within the time constraints identified in the configuration.
    Note:
    • Work order tasks are scheduled according to the dependencies set in the template.
    • The predecessor task must be assigned first. You can't book an appointment for a successor task until the predecessor task is assigned.
    • The start and end times for successor tasks are automatically adjusted according to when the predecessor task is completed.
      • If the predecessor task ends at 11:00 AM on a given day, the appointment for a successor task is scheduled only after 11:00 AM on that day.
      • When a minimum lag time is defined between tasks, the window start of the successor task is calculated as per the specified lag time. For example, if the predecessor task ends on 12 May, 1.00 p.m, and the lag time is 3 days, the appointment for the successor task is scheduled only after 1.00 p.m on 15 May.
      • If a maximum lag time is specified in the predecessor task, the successor task must be completed within that window. For example, if the appointment for the successor task is scheduled on May 15 and the maximum lag time specified is 3 days, the successor task must be scheduled and completed by May 18.

    When Dynamic Scheduling is enabled and availability method is set to Scripted, Appointment Booking checks whether suitable technicians are available during the requested appointment slot. The system displays appointment availability only if suitable technicians can work during that time period.

    When Capacity and Reservations Management is installed, the system factors in capacity and reservation rules from the Capacity Management module as it presents available slots for booking new appointments or rescheduling existing ones. For more information, see Capacity and Reservations Management.

    Using overview

    Managing appointments includes one of the following activities.