You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Due to some health issue, I want to cancel my recent reservation. Can you please cancel my reservation?

ASSISTANT: Sure, for cancelling we need your name, please share it.

USER: Sure, I am Debra Gonzalez.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: Ok. Thank you for your help.

ASSISTANT: Thank you for reaching us.