You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

USER: Due to bad weather in New York I have cancelled my holiday trip. So can you cancel my flight ticket reservation?

ASSISTANT: Sure. May I know your name?

USER: I am Jerry Davis.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Thanks for being waiting, We didn't found any reservation by this name.

USER: Not a problem. Thank you.

ASSISTANT: Thank you for choosing us.