You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Due to some technical issue in our office, I want to solve the issue. Regarding that, Can you cancel my booking?

ASSISTANT: Sure, may I know your name for finding?

USER: Myself Larry Thomas.

ASSISTANT: Ok, please wait, I will check it.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found on your details provided.

USER: Oh, it's ok.

ASSISTANT: Do you need anything else?

USER: No thanks.

ASSISTANT: Ok, thank you for approaching us, have a nice day.

USER: Thank you for assisting me.