You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Pamela Hill here. Can you please assist me with cancelling my previous reservation?

ASSISTANT: Sure, wait a minute.

USER: Take your time.

ASSISTANT: Sorry, we could not find any reservation on your  name.

USER: Oh! Thank you for checking anyways.

ASSISTANT: Thank you for choosing us.

USER: You are most welcome.