You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my reservation as my meeting got cancelled can you please help me out?

ASSISTANT: Can I know your name?

USER: Ticket has been reserved on the name of Joseph Hall.

ASSISTANT: Sorry, no reservation found by name Joseph Hall.

USER: Ok, not an issue.

ASSISTANT: Thank you.

USER: Thank you.