You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I made a reservation earlier this week to give a seminar, but due to bad weather conditions I need to cancel it. Can you please cancel my reservation which was made on the name of Jack Perez?

ASSISTANT: Sure, please wait a minute.

USER: Sure.

ASSISTANT: There is no reservation found on your name.

USER: Ok, Thank you for your help.

ASSISTANT: Thank you for reaching us.