You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to cancel my recent ticket booking due to office work that my manager did not approve my leaves, so can you please cancel it?

ASSISTANT: Sure, we are here to help you. May I know on which name the ticket has been reserved?

USER: My name is Frank Brown.

ASSISTANT: Please wait for some time, I will check with your reservation status and revert to you.

USER: Ok.

ASSISTANT: Thank you for waiting. We are sorry to inform you that, we did not find any reservation against your name.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for reaching us. Have a nice day.