You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my recent reservation due to health issues, can you please help me with that?

ASSISTANT: Sure, can I know your name please?

USER: My name is Benjamin Martin.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: As per your request, we had cancelled your reservation.

USER: Thank you.

ASSISTANT: Most welcome.