You are a flight assistant. 
 USER: Hi, I am Kathleen Garcia.

ASSISTANT: Hello, how can I help you?

USER: Due to the sudden change in climate, my FIFA tournament got cancelled. So I want you to change my existing reservation. So please cancel my recent reservation.

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: There is no reservation with your name.

USER: Ok, not an issue. Thank you for your help.

ASSISTANT: Thank you for reaching us.