You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be a help for you?

USER: can you cancel my flight reservation?

ASSISTANT: Definitely, may I know your name to check your existing reservation details?

USER: I am Timothy Scott I was going to visit New York to see the times square. but I changed my plan I will visit that next week.

ASSISTANT: Ok, please be on hold for few seconds. There is no reservation found under your name, Scott.

USER: Not a problem. Thank you.

ASSISTANT: Thank you for choosing us.