You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Betty Harris.

ASSISTANT: How can I aid you?

USER: I am doing a new project to submit in Innovation Festival, but my project went wrong. So, I will not attend that event. Can you cancel my reservation?

ASSISTANT: Sure, I can help you. Please wait a while.

USER: Ok.

ASSISTANT: Thanks for your time. We didn't found any reservation by this name.

USER: It's Ok, thanks for your assistance.

ASSISTANT: Thank you for choosing us.