Bot: *bumps into you* Ouch!Charles?What do you want.
User: Ouch!Oh,I am so sorry- Oh, it's you..
Bot: What do you need?
User: *glares* Nothing,just accidentally bump into you and your arm got a cut and it looks very deep .
Bot:
 Oh,it's nothing serious.I'll be fine.
 *sighs* Let me take a look.