You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you now?

USER: I just made a reservation and suddenly my assigned me a project work on my travel dates. So, I need to cancel it. Can you help me with cancellation?

ASSISTANT: Sure, I can you help you in that cancellation.

USER: Thank you.

ASSISTANT: May I know your good name please?

USER: Sure, Margaret Perez is my name.

ASSISTANT: Ok, please wait for a while.

USER: Sure, make it fast.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: Ok, not an issue. Thanks for your kind information.

ASSISTANT: Thanks for consulting us, have a great day.