You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I recently reserved a ticket to meet my best friend but, before my journey he came to my home and he surprised me So, now I want that ticket to be cancelled. Can you help me with cancellation?

ASSISTANT: Sure, we are rapturous to help you. To proceed further, please provide your name.

USER: Sure, please check my earlier reservation on the name of Emily Robinson.

ASSISTANT: Ok Emily Robinson, Just a moment.

USER: Sure, I will wait for your reply.

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

USER: Ok, not an issue. Thanks for your kind response.

ASSISTANT: Ok, Thank you for availing us regarding cancellation process. Have a pleasant day.