You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Please cancel my recent reservation owing to an emergency.

ASSISTANT: Sure, I will try to cancel that reservation but I need your name to check the reservation.

USER: My name is Amanda Young.

ASSISTANT: Sorry, I could not find any reservation with your name in our database.

USER: Thanks.

ASSISTANT: Welcome.