You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me out with cancelling my previous booking now? My name is Laura Edwards.

ASSISTANT: Sure, please give me a moment to check your ticket status.

USER: Ok, I will be waiting for your response.

ASSISTANT: Sorry, no reservation is available by your name.

USER: Oh! That's very sad to know form your side. Anyways, thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: You are most welcome.