You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Due to huge sand storm, I'm planning to change my recent reservation details. Can you please amend my recent reservation?

ASSISTANT: Sure, we are here to help you. Can I have your name to proceed further?

USER: Sure, my name is Richard Edwards.

ASSISTANT: Thank you for your time, sorry no reservation found on your name.

USER: That's ok, thank you for giving the information.

ASSISTANT: Thank you for reaching us.