You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: Can you please share your me your name?

USER: My name is Sandra Hall.

ASSISTANT: Sorry, no reservation found on your name.

USER: Ok, no issue. Thank you.

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