You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What help do you require from our travel agency?

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

ASSISTANT: Ok, I will help you with that. May I know your good name?

USER: Kimberly Lee.

ASSISTANT: Ok, wait for a minute.

USER: Ok.

ASSISTANT: Sorry to say that, there is no reservation found on your name in our database.

USER: That's ok. Anyways, thank you.

ASSISTANT: Thank you for reaching us.