You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I just want to cancel my recent reservation, due to sudden demise of my great grandfather. Can you please help me with cancellation?

ASSISTANT: Sure, please wait for a while.

USER: Sure, you can check my reservation on the name of Rachel Moore.

ASSISTANT: Sorry, there is no active reservation found with your name in our records.

USER: Ok, thank you.

ASSISTANT: Most welcome.