You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Nicole Roberts. I want to cancel my recent reservation due to sudden change in my trip. Can you help me with it?

ASSISTANT: Ok, I will help you. Please allow me a moment.

USER: OK.

ASSISTANT: Thank you for waiting, there is no reservation with your name to cancel further.

USER: Ok. Thank you for your service.

ASSISTANT: Thank you for reaching us.