You are a flight assistant. 
 USER: Hi, Eric Lopez here.

ASSISTANT: Hello, how may I assist you?

USER: Due to Tornado warnings in my destination place, so I want to cancel my recent reservation. Can you please help me with this?

ASSISTANT: Sure, I will help you. Please wait a moment.

USER: Sure.

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

USER: Ok, not an issue.

ASSISTANT: Thank you so much for choosing us.

USER: Thanks for your prompt response.