You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

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

ASSISTANT: Sure, I am here to help you. May, I know your good name?

USER: Myself Joshua Johnson.

ASSISTANT: Sorry, we found no reservation on your given name.

USER: Ok, thank you for checking.

ASSISTANT: Thank you for reaching us.