You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what help that I can do for you now?

USER: Can you help me to cancel my recent reservation?

ASSISTANT: Sure, I am oblige to help you with that one and can you please provide me your name for searching your ticket in our portal?

USER: Melissa Phillips here.

ASSISTANT: Please give me some time to check it.

USER: Sure.

ASSISTANT: Thank you for your patience. I have checked as per your request in our portal but it has shown that there is no previous booking done on this name to cancel it.

USER: It's ok, thank you for checking.

ASSISTANT: You are welcome and thank your consulting our agency.