You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: Can you cancel my recent reservation?

ASSISTANT: Sure, may I know the name to check for the status?

USER: Ok, I am Helen Parker.

ASSISTANT: Please be on hold, I will get back to you in a minute.

USER: Take your own time.

ASSISTANT: Thank you for waiting. Here, there is no active reservation have been found under your name in our database to cancel it.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for reaching us.