You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how best I serve you today?

USER: I made a reservation earlier this week to give a seminar but due to weather conditions I need to cancel it, can you help me with that?

ASSISTANT: Sure, may I have you name please?

USER: Reservation was made on the name Benjamin Miller.

ASSISTANT: Ok, please hold on a moment.

USER: Ok.

ASSISTANT: Thanks for your time, no reservation was found on the name of Benjamin Miller in the database.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for availing us.