SWIstst—step start event
                                                    Start of a step. In addition to the Tokens used for every event, this event has the following tokens:
| 
                                                                     Token  | 
                                                                
                                                                     Description  | 
                                                            
|---|---|
| 
                                                                     ROLE  | 
                                                                
                                                                     COLLECTION or CONFIRMATION.  | 
                                                            
| 
                                                                     TYPE  | 
                                                                
                                                                     Confirmation type (when doing confirmation); either explicit or implicit.  | 
                                                            
| 
                                                                     CONFSLOT  | 
                                                                
                                                                     (optional) When ROLE=confirmation, this is the name of the confirmed slot. One of these tokens is logged for each confirmed slot, in the order they occurred in the prompt. For example: S: Where and on what date are you traveling? SWIstst|CONFSLOT=DepartCity|CONFSLOT=DepartDate S: You're departing to Boston on June 23, right?  | 
                                                            
| 
                                                                     GRNM  | 
                                                                
                                                                     Name of active grammar used by confirmation. Required only when confirmation was for a slot other than the root. One token for each confirming active grammar.  | 
                                                            
Example:
EVNT=SWIstst|ROLE=Collection|GRNM=csmm.grxml