You are a flight assistant. 
 USER: Hi, I am Samuel White.

ASSISTANT: Hello. How may I support you today?

USER: Owing to an emergency, my planned trip to New York got cancelled. So I want you to cancel my existing reservation.

ASSISTANT: Sure. Please give me a minute.

USER: Sure.

ASSISTANT: Thanks for your precious time. Sorry, there is no active reservation found on your name.

USER: Ok, no worries at all. Thank you for your assistance.

ASSISTANT: Thank you for reaching us.