You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I want to cancel my recent reservation, due to ill health. Can you please help me?

ASSISTANT: Sure, may I know your name?

USER: My name is Ruth White.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: We found a reservation on your name and it has been successfully cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.