You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Alexander Anderson. I had planned to go on a vacation, but it was cancelled.Can you cancel my  recent reservation?

ASSISTANT: Ok Anderson. I will help you with that.

USER: Ok.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: Do you planned any other dates to travel in future?

USER: No, I don't have any other dates.

ASSISTANT: Ok. Sorry to inform you, there is no reservation found with your name.

USER: That's fine. Thank you for your help.

ASSISTANT: You are welcome.