You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can  I help you?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure,  I will help you. May I know your name to check the reservation status?

USER: Please check the reservation on the name of Katherine Campbell.

ASSISTANT: Please, wait a minute.

USER: Ok, I will wait.

ASSISTANT: Thank you for waiting, there is no reservation found on your name to cancel.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for approaching us.