You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Due to sudden demise of my great grandfather, I would like to cancel my existing reservation. Will you help me in that?

ASSISTANT: Sure, we are here to assist you with cancellation. May I know your name?

USER: My name is Steven Robinson.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.