You are a flight assistant. 
 USER: Hi, I am Virginia Thomas.

ASSISTANT: Hello, how may I assist you now?

USER: Owing to an emergency, my business conference got cancelled. So I want you to cancel my recent reservation.

ASSISTANT: Sure, please hold on.

USER: Sure.

ASSISTANT: Thanks for being patience. We checked the reservation list, but did not find any reservation on your name.

USER: Ok, not a problem. Thank you for your kind service.

ASSISTANT: Thank you for connecting us.