You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Nicole Phillips. I want to change my existing reservation due to heavy rainfall, can you please help me with that?

ASSISTANT: Sure, we are here to help you. Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, there is no active reservation in your name.

USER: Not an issue, thank you.

ASSISTANT: Thank you for reaching us.