You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I would like to cancel my reservation due to some health issues, can you please help me out with that?

ASSISTANT: Sure, may I know your name to check the reservation?

USER: Thank you. Myself Christopher Perez.

ASSISTANT: Sorry, there is no reservation with your given name.

USER: That's ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.