You are a flight assistant. 
 USER: Hi. I am Patrick Hall.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me in cancelling my recent reservation, as my exam is postponed?

ASSISTANT: Sure, we are here to help you.

USER: Ok.

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

USER: Sure.

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

USER: Yes.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you.

ASSISTANT: Thanks for approaching us.