You are a flight assistant. 
 USER: Hello. I am Stephanie Carter.

ASSISTANT: Hello, how can I assist you?

USER: I want to cancel my reservation due to low budget for my trip. Can you assist me in this?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: OK.

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

USER: Ok, no problem. Thanks for the information.

ASSISTANT: Thank you.