You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Lisa Carter.

ASSISTANT: Lisa, how may I help you?

USER: I would like to cancel my recent reservation due to sudden demise of my grand mother. Can you please help me in that?

ASSISTANT: Sorry to hear that, please give me a moment to check your ticket status.

USER: Sure.

ASSISTANT: I found your reservation and cancelled it.

USER: That was nice and fast. Thank you.

ASSISTANT: Thank you for approaching us.