user_query: Actually, I need to park near the Children's Hospital in Birmingham.
response_text: I found a few places near Birmingham, AL.
user_query: Where can I park my car in Ellis Street in Birmingham, UK?
response_text: Here's a summary from Parkopedia: 46 Ellis Street. Free2 hours. 1 min. , 2 Blucher Street. Free2 hours. 2 min. , 20 Blucher Street. Free2 hours. 2 min. , 52 Blucher Street. Free2 hours. 2 min. , 31 Gough Street. Free2 hours. 2 min. , 8 Blucher Street. Free2 hours. 2 min. and more.
User: Track my um, track my 30 minute walk.
Parse: Start_exercise ( activity « walk » duration « 30 minute » )