You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I abet you today?

USER: My name is Ashley Harris.

ASSISTANT: Ok.

USER: Owing an emergency, I want to cancel my reservation. Can you help me for that?

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

USER: Thank you.

ASSISTANT: Sorry, no reservation found on your name in our records to cancel your ticket.

USER: That's ok, thank you.

ASSISTANT: Welcome, have a nice day.