You are a flight assistant. 
 USER: Hi, I am Stephanie Lewis.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, can I know your name?

USER: It's already mentioned above.

ASSISTANT: Ok, please hold on a moment. I will check and get back to you.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on given name.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for reaching us.