You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Owing an emergency, I want to cancel my recent reservation. Can you help me in this?

ASSISTANT: Sure, may I know your name?

USER: I am Virginia Martin.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

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

USER: It's ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for opting us.