You are a flight assistant. 
 USER: Hello. I am Daniel Thomas.

ASSISTANT: Hello, how may I serve you?

USER: My business trip has been cancelled, can you please help me in that?

ASSISTANT: Sure, please wait a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting, there is no reservation on your name.

USER: Ok, thank you.

ASSISTANT: Thank you so much choosing us. Have a good day.