You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I best serve you today?

USER: I want to cancel my recent reservation owing to an emergency.

ASSISTANT: Sure, I will help you in that. Please share me your good name.

USER: My name is Jacob Lee.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: Thank you.

ASSISTANT: Thank you for reaching us.