You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Can you please cancel my reservation, as my trip to go for vacation was cancelled.

ASSISTANT: Sure, May I know your name for cancel purpose?

USER: I am Alexander Allen.

ASSISTANT: Ok, wait.

USER: Ok.

ASSISTANT: Thanks for waiting there was no reservations found on your name. Thanks for choosing us.

USER: Ok, thank you for the information.