You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of assistance are you looking for?

USER: I need to cancel my reservation due to bad weather condition, can you assist me?

ASSISTANT: Sure, will you please let me know your name to check the status and revert you?

USER: Raymond Clark.

ASSISTANT: Ok, please allow me few minutes.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found active under your name in our data base.

USER: No problem, thank you for searching.

ASSISTANT: Thank you for choosing us.