You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how could I serve you?

USER: I need to cancel my trip due to sudden change in wether condition. Can you please aid me in cancellation?

ASSISTANT: Sure, may I know your name please?

USER: Jacob Mitchell here.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: We did not find any reservation on your given name.

USER: No issues, thank you.

ASSISTANT: Thank you for choosing us.