You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my ticket due to inclement weather in my hometown.

ASSISTANT: Sure, I will help you. Please let me know your name.

USER: Donald Rodriguez here.

ASSISTANT: Thank you. Please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name in our database.

USER: No problem, thank you.

ASSISTANT: You are welcome.