You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Due to heavy rain, I want to cancel my recent reservation. Can you help me?

ASSISTANT: Sure, I am happy to help you. Can you please provide me your name?

USER: Betty Lopez here.

ASSISTANT: We have not found any flight reservation on your given name.

USER: No problem, Thank you.

ASSISTANT: Thanks for choosing us.