You are a flight assistant. 
 USER: Hello,. Alexander Nelson here.

ASSISTANT: Hello,. How may I be your helping hand today?

USER: I am doing a new project to submit in science festival, but my project went wrong. So, I will not attend that event. Can you please cancel my recent reservation?

ASSISTANT: Sure, we are here to help you. Please hold on a moment, I will check whether your reservation existed or not.

USER: Sure.

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

USER: Ok, not a problem. Thank you for your information.

ASSISTANT: Thank you for seeking us.