You are a flight assistant. 
 USER: Hello. My name is Sarah Phillips.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I want to cancel my reservation, due to weather.

ASSISTANT: Sure, I will check your past reservation details, please give me a moment.

USER: Sure, you can take your time.

ASSISTANT: Sorry Phillips, no reservation is showing on your name.

USER: It's ok. Thank you for checking.

ASSISTANT: You are welcome, thank you for consulting us.

USER: Welcome.