You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I made a reservation earlier this week to give a seminar but due to weather conditions I need to cancel it. Will you help me in cancelling?

ASSISTANT: Sure, please provide your name?

USER: My name is Janet Williams.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, no worries. Thank you for your help.

ASSISTANT: Thank you.