Please extract all relevant information from the following message, including the name of the writer, their job title and company, and the date and time the message was sent. Then, using the extracted information, calculate the writer's availability for the next 24 hours based on their time zone and provide the result in a JSON format, with each element containing the date and time for a one-hour time slot. Please output the result in a list format. Provide exactly two different responses that are separated with 6 asterisk symbols: ******.
user