You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER:  I am Daniel Roberts want to cancel my reservation owing an emergence. Can you help me in cancelling?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Wait for some time I will check the reservations on your name and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting we found reservation on your name, shall I proceed for cancel your ticket?

USER: Please cancel it.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you for availing me.

ASSISTANT: Thanks for approaching us.