You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please cancel my reservation, due to sudden demise of my Grandfather?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can I have your name to proceed further?

USER: My name is Joseph Brown.

ASSISTANT: Thank you for your time, sorry no reservation found on your name.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us.