You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Do you need any assistance from our agency?

USER: Can you please cancel my reservation, due to an emergency?

ASSISTANT: Sure, I am oblige to help you. On whose name you have booked your flight ticket?

USER: Thank you. My name is Kimberly Hall.

ASSISTANT: Please allow me a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found for the user name in our data base to cancel your booking.

USER: Ok, no issue. Thank you.

ASSISTANT: You are welcome and have a nice day.