@startuml
!include skin.inc

participant "<i>Browser</i>" as bro #ffffff
participant "Application" as app 
participant "Server" as srv 

note over bro, srv
 Originator has created a call session but has not received a WrtcsAcceptanceNotification yet.
end note

app -> srv: DELETE WrtcsSession with sessionId
srv --> app: Response
note right of srv: Send cancellation request
app -->> bro: <i>peerConnection.Close()</i>

@enduml 