You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Please let me know what can I do for you?

USER: Due to bad weather, I want to cancel my reservation. Can you help me?

ASSISTANT: Yes, I am willing to help you.

USER: Thank you.

ASSISTANT: Please share your name.

USER: I am Catherine Perez.

ASSISTANT: Wait a minute please.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry we didn't find any reservation on your name.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for opting us, have a nice day.