Your phone books the job while you're on a job.
The call gets answered. The job gets booked for real. A confirmation email goes out. After the job, mark it done and send a follow-up if they need another time.
The call gets answered. The job gets booked for real. A confirmation email goes out. A bird's-eye map shows where the jobs and customers are. The built-in CRM takes the same job from estimate to invoice to paid through Stripe. After the visit you mark completed or no-show. A follow-up can go out as your business with a book link.