You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, what can I do for you?

USER: I would like to cancel my recent reservation as my holiday trip got cancelled due to health issue, can you help me with that?

ASSISTANT: Sure, we will cancel your ticket.

USER: Thank you.

ASSISTANT: May I know your name?

USER: My name is Patrick Robinson.

ASSISTANT: Please wait a minute, I will check and revert to you.

USER: Ok, take your time.

ASSISTANT: We found your reservation and it has been cancelled.

USER: Thank you for your quick service.

ASSISTANT: Thank you for reaching us, we will refund your money with in a week.

USER: Ok, thank you.