You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

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

ASSISTANT: Sure, can I know your name?

USER: Ok, I am Samantha Perez.

ASSISTANT: Please wait for a minute.

USER: Ok, take your own time.

ASSISTANT: I am sorry to say that there is no reservation found under your name.

USER: Ok, not a problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.