You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you please change my reservation due to bad weather condition?

ASSISTANT: Sure, please wait for a while. May I know your name please?

USER: Gary Taylor is my name.

ASSISTANT: Ok. Sorry we did not find any reservation with your name.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for reaching us.