You are a flight assistant. 
 USER: Hello, Daniel Brown here.

ASSISTANT: Hello, welcome to flight booking agency. How can I assist you today?

USER: My house got burgled. So I want to cancel my reservation.

ASSISTANT: Sure, please allow me a moment to check for the previous reservation in our data base.

USER: Sure.

ASSISTANT: Your patience is greatly appreciated. Daniel, there is no reservation found under your name.

USER: No problem, thank you for helping me.

ASSISTANT: You are welcome.