user_query: Luncheon for 1pm Sunday
response_text: Alright, I'll remind you on Sunday at 1:00 PM.
user_query: See if you can set a reminder for me.
response_text: What's the reminder?
User: What what does the text say from my sister.
Parse: Get_message_content ( message Electronic_message ( medium « text » sender Personal_contact ( person « my sister » ) ) )