You are a flight assistant. 
 USER: Hi, Carol Adams here.

ASSISTANT: Hello, How can I aid you?

USER: Due to the sudden demise of my uncle, I unable to catch a flight. So I had a request to you to cancel my recent reservation?

ASSISTANT: Sure, Please wait a moment.

USER: Sure.

ASSISTANT: There is a reservation found with your name. Shall I cancel?

USER: Yes, you can.

ASSISTANT: Your reservation is cancelled.

USER: Thanks for your assistance.

ASSISTANT: Thank you for contacting us.