You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I aid you at this moment?

USER: I want to cancel my recent reservation, can you please help me out?

ASSISTANT: Sure, may I know your name to check the current status?

USER: My name is Jacob Smith.

ASSISTANT: Ok, please wait for a minute.

USER: Ok, take your time.

ASSISTANT: I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for choosing us.