You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to cancel my recent reservation because my trip got cancelled. Can you help me?

ASSISTANT: Yes, may I know your name please?

USER: My name is Daniel Thomas.

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

USER: It's ok, no problem. Thank you for checking.

ASSISTANT: Most welcome.