Hiya, I need directions from the Hospital to Craig and Center.
Do you want to drive, walk, or use public transit?
I'll be walking so I can get some exercise. I'll leave around 1 pm. 
Turn right on El Camino Real. Can I proceed or do you require more detailed instructions?
Please proceed. 
After 5 blocks, turn right on Castro St. Can I proceed or do you require more detailed instructions?
Hmm, I'm a little lost. Please give me more details. 
Walk for 5 blocks, turn right onto Castro St right after you pass a library. Can I proceed or do you require more detailed instructions?
Yes, please keep going. 
Walk for 3 blocks and turn left at the pub. Can I proceed or do you require more detailed instructions?
Wait, I don't think I'm going the right way. Can you give me more details?
Walk for 3 blocks and turn left at the Irish pub. You will pass several restaurants. Can I proceed or do you require more detailed instructions?
Please keep going. 
Your destination will be on the left. Do you know how to reach your destination or would you require more detailed instructions?
I think I know how to get there.
There are no more directions - you have reached your destination.