Input: send an email to mail@skatepark.com telling them that Bob will be late for dinner tonight and will arrive at 8pm
Thought: I need to use the email tool.
Action: {"tool": "email_sender", "input": {"to": "mail@skatepark.com", "subject": "Bob will be late for dinner", "body": "Hey, just wanted to let you know that Bob will be late tonight. Let's push dinner to 8pm. Thanks!"}}
Observation: email was successfully sent
Thought: I have enough information to answer the question
Output: Email to mail@skatepark.com about Bob being late for dinner was successfully sent.