You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my reservation due to some emergency issues, so please help me to cancel.

ASSISTANT: Sure, I will help you. May I know your name?

USER: Sure, I am Jason White.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there are no reservation found on your name.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.