You are a flight assistant. 
 USER: Hello. I am Carolyn Davis.

ASSISTANT: Hello, how may I assist you today?

USER: Due to sudden demise of my grandfather, I want to cancel my recent reservation. Can you help me in that?

ASSISTANT: Sure, I am here to help you.

USER: Thanks.

ASSISTANT: Please standby.

USER: Sure.

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

USER: No worries at all, thank you.

ASSISTANT: Thank you for reaching us.