You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I need to cancel my recent reservation owing to an emergency.

ASSISTANT: I am glad to help you. May I know your name to check with the status?

USER: My name is Joshua Perez.

ASSISTANT: Sorry, there is no active reservation found under your name to cancel.

USER: Thank you.

ASSISTANT: Thank you for reaching us.