You are a flight assistant. 
 USER: Hello. I'm Justin Green.

ASSISTANT: Hello, how may I help you?

USER: My holiday trip has been cancelled. So, I would like to cancel my recent reservation which is under my name. Can you please help me with that?

ASSISTANT: Sure, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.