You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Owing an emergence, I want to cancel my recent reservation. Can you help me with it?

ASSISTANT: May I know your name?

USER: My name is Stephen Hernandez.

ASSISTANT: Please give me a moment, let me check and back to you.

USER: Ok.

ASSISTANT: Unfortunately, no reservation found on your given name.

USER: Ok, no issues.

ASSISTANT: Thank you for opting us.

USER: Thanks for the help.