You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to cancel my recent reservation due to sudden postpone of my client meeting. Can you help me with that?

ASSISTANT: Sure, I am here to help you in cancelling your reservation.

USER: Thank you.

ASSISTANT: Please allow me a moment to check for your status is active or not. Please provide me the name to check for your status.

USER: Kimberly Hill here.

ASSISTANT: Thank you for waiting. Here, there is no active reservation have been found under your name in our database to cancel it.

USER: Ok, no worries at all. Thank you.

ASSISTANT: Thank you for reaching us.