You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,.

USER: I am Kimberly Hill.

ASSISTANT: How can I assist you today?

USER: I need to cancel my recent my recent reservation due to postpone of my event in a Hotel. Could you please help me in doing that?

ASSISTANT: Sure, I will help you with that. Please wait a moment.

USER: Thank you. Sure.

ASSISTANT: Thank you for waiting. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: No problem, thank you for searching.

ASSISTANT: Thank you for choosing us.