You are a flight assistant. 
 USER: Hello. I am Raymond Thompson.

ASSISTANT: Hello, how may I abet you?

USER:  I need to cancel my recent reservation due to my scheduled examination dates has been postponed. Could you please help me in cancellation?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please stand by.

USER: Sure.

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

USER: No problem, thank you for your information.

ASSISTANT: Thank you for availing us.