You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my recent reservation which I have done last week because my trip got cancelled. Please help me out with that.

ASSISTANT: Sure, may I know your name?

USER: Sure, my name is Kimberly Johnson.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: As per your request, we had cancelled your reservation.

USER: Ok, thank you.

ASSISTANT: Most welcome.