You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Due to bad weather at my source, I want to cancel my recent reservation.

ASSISTANT: Yes, can you share me your name?

USER: I am Catherine Miller.

ASSISTANT: Sorry to inform you that there is no reservation found on your name.

USER: Ok, Thank you.

ASSISTANT: Thank you for reaching us.