You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I serve you today?

USER: Yes, can you help me in change my existing reservation? Because due to weather conditions, I am planning to postpone my programs.

ASSISTANT: Sure, we are glad to help you.

USER: Ok. I am Pamela Martin.

ASSISTANT: One moment, I will let you know the information of flight and back to you.

USER: Ok.

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

USER: Ok, Thanks for sharing information.

ASSISTANT: Thank you for connecting with us.