You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

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, can you please provide your name?

USER: I am Joseph Edwards.

ASSISTANT: Please give me a minute, I will revert to you with current status.

USER: Ok, take your time.

ASSISTANT: There is no reservation found with your name.

USER: No issue, thank you for your information.

ASSISTANT: Thanks for availing us.