user_query: bring up the first list
response_text: You have eleven lists. Which one do you want to know about?
user_query: what are they
response_text: You have quite a few lists.
user_query: show me my lists
response_text: You have quite a few lists.
User: Let's um Tweet @Jon 'Let's hang out this weekend'.
Parse: Post_message ( medium « Tweet » message « @Jon 'Let's hang out this weekend » )