You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I want to cancel my recent reservation due to some problems in my family I am unable to travel, can you please help me?

ASSISTANT: Yes, please provide your name for checking.

USER: My name is Anthony Carter.

ASSISTANT: I had successfully cancelled your ticket booking, have a nice day.

USER: Thank you so much for your service.

ASSISTANT: Most welcome.