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To complete the UpdateBooking Ready milestone task, you need to successfully
build and deliver the UpdateBooking method. This method is called when a user
attempts to update or cancel a booking made through Reserve with Google.
10 successful UpdateBooking responses with an error rate less than 10%.
If UpdateBooking fails because of any business logic error, the error must be
populated in the UpdateBookingResponse.booking_failure field and returned with
HTTP status 200. For more information on structured failures, see the
BookingFailure definition guide.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-07-22 UTC."],[],[],null,["# UpdateBooking Ready\n\nTo complete the `UpdateBooking` Ready milestone task, you need to successfully\nbuild and deliver the `UpdateBooking` method. This method is called when a user\nattempts to update or cancel a booking made through Reserve with Google.\n\nThe [Actions Center Booking Server dashboard](https://actionscenter.google.com/dashboards/bookingserver)\nprovides time-series and detailed charts about success and failure rates, and\nlatency of your Booking Server.\n\n### UpdateBooking task requirements\n\n- 10 successful `UpdateBooking` responses with an error rate less than 10%.\n\nIf `UpdateBooking` fails because of any business logic error, the error must be\npopulated in the `UpdateBookingResponse.booking_failure` field and returned with\nHTTP status 200. For more information on structured failures, see the\n[BookingFailure definition guide](/actions-center/verticals/reservations/e2e/reference/booking-server-api-rest/e2e-definitions/bookingfailure-definition)."]]