You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I aid you?

USER: I would like to cancel my recent reservation, As I did not attend the meeting due to rainfall from couple of days. Can you help me to cancel my ticket?

ASSISTANT: Sure, I am at your service.

USER: Thank you.

ASSISTANT: May I know your good name to check the reservation list?

USER: I am Joshua Jackson.

ASSISTANT: Please be on hold.

USER: Sure, I will wait for your response.

ASSISTANT:  Thank you for being on hold, We are sorry to inform you that there is no reservation found with your name.

USER: Ok, I think it was not reserved properly. Thanks for the service.

ASSISTANT: Thanks for your approach.