You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: I am Alexander Turner.

ASSISTANT: Yes, how can I help you?

USER: Actually, there is match cancelled, so can you cancel my reservation? Please check.

ASSISTANT: Sure, please wait for a moment. Sorry, there is no reservation found by your name.

USER: Oh! not an issue. Thank you for your quick response.

ASSISTANT: Thank you and have a nice day.