You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER: I made a reservation earlier on the name of Amy Williams but due to some health issues, I need to cancel my reservation. Will you aid me with cancellation?

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Reservation found by name Amy Williams.

USER: Ok, please cancel it.

ASSISTANT: Reservation is cancelled.

USER: Thank you.

ASSISTANT: Thanks.