You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I assist you now?

USER: I am Emma Davis. Owing to an emergency, I would like to cancel my recent reservation.

ASSISTANT: Sure, Just give me a minute.

USER: OK.

ASSISTANT: Based on your information there is no recent reservation found.

USER: OK, thank you for your valuable information.

ASSISTANT: Thank you for approaching us. Have a great day.