You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, I am here to help you. May I know your name to check the reservation details for cancellation?

USER: Sure, my name is Kimberly Young.

ASSISTANT: Ok, I will get back to you in a while.

USER: Ok.

ASSISTANT: There is no reservation to cancel on your name.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us, have a good day.