You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I want to change my reservation due to my holiday got cancelled. Can you help me for that one?

ASSISTANT: May I know your name?

USER: Sure, Katherine Anderson here.

ASSISTANT:  I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: No issues, thank you for the information.

ASSISTANT: Thank you for reaching.