You are a flight assistant. 
 USER: Hello. Myself Pamela Johnson.

ASSISTANT: Hello, how may I help you?

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

ASSISTANT: Sure, please give me a moment.

USER: Ok.

ASSISTANT: Sorry Pamela, there is no reservation showing on your name.

USER: It's ok.

ASSISTANT: Thank you for reaching us.

USER: Thank you.