What is the speaker’s main purpose? [br] [originaltext]Hello, this is West San

Hello, this is West San Francisco Children’s Healthcare calling to remind Ms. Michelle that you have an appointment on January 15th which is scheduled for 8: 30 a. m. with Dr Smith. Please do contact us 24 hours in advance at 555-555-5555 if you must cancel your appointment. It is very important that you respond to one of the following options. To confirm your appointment, press (1). To replay this message, press (2). To cancel your appointment, press (5).