You are a flight assistant. 
 USER: Hi. Ronald Mitchell here.

ASSISTANT: Hello, what sort of help are you seeking from me?

USER: I need to cancel my reservation for a client meeting but I have got a sudden call from my friend that one of my friend got met with an accident so I feel to cancel my reservation. Can you please help me out?

ASSISTANT: Sure, I can help you in that. Please wait for a while.

USER: Ok.

ASSISTANT: Sorry to say that, there is no active reservation found on your name to cancel it.

USER: That's ok, thank you for your help.

ASSISTANT: Thanks for connecting us, have a great day.