You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Due to sudden demise of my Great grandfather, I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Sure, may I know your name please?

USER: Sure, I am Paul Baker.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, there was no reservation found with your name.

USER: Ok, Thank you for your help.

ASSISTANT: Thank you for opting us.