You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Owing to an emergency, my meeting with client got cancelled, so I want you to cancel my recent reservation.

ASSISTANT: Sure, may I know your good name please?

USER: Sure, Emma Martinez here.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name in our database to cancel.

USER: Ok, no issues.

ASSISTANT: Thank you for approaching us.

USER: Thank you for your assistance.