You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Due to my wife is sick I need to cancel my recent reservation. Can you please help me in that?

ASSISTANT: Sure, may I know your name to cancel?

USER: My name is Sarah Scott.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, no reservation found with your name to cancel.

USER: No, issues.

ASSISTANT: Thanks for opting us.

USER: Thank you.