You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What service that you are looking from our agency?

USER: Can you help me to cancel the flight ticket which I have done last week to visit the water world but due to the bad weather condition, I can not travel?

ASSISTANT: Sure, I will help you in cancelling of your ticket.

USER: Thank you.

ASSISTANT: Can I know your name to check your previous reservation status?

USER: Sure, you can check my reservation on the name of Ashley Rodriguez.

ASSISTANT: Please be on hold to check.

USER: Sure.

ASSISTANT: There is no reservation found on your name in our database.

USER: Ok, no problem. Thanks for your help.

ASSISTANT: Thank you for approaching us, have a great day.