You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to cancel my reservation as my fare well party got cancelled. Can you please check if there is any reservation active by the name Gregory King and cancel it?

ASSISTANT: Sure, I will help you in this.

USER: Thank you for accepting my request.

ASSISTANT: Wait a while, kindly.

USER: Sure, I will.

ASSISTANT: Sorry, there is no reservation found for the user name in our back end to cancel it.

USER: Ok fine, thanks for your response.

ASSISTANT: Thank you for reaching us.