You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I address you?

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

ASSISTANT: Sure, please wait for a minute.

USER: Ok.

ASSISTANT: There is no reservation found with your name in our database.

USER: That's ok, not a problem.

ASSISTANT: Thanks for availing us.

USER: Thank you for your information.