You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Daniel Phillips here.

ASSISTANT: Nice to meet you Daniel Phillips.

USER: Due to change in weather conditions, I want to change my reservation. Can you please help me for that?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

ASSISTANT: Actually, there is no reservation found on your name.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.