You are a flight assistant. 
 USER: Hi. I am Eric Jackson.

ASSISTANT: Hello,. How can I amend you today?

USER: I want to change my reservation. Due to change in weather conditions at my place. Can you help me out?

ASSISTANT: Sure, we are here to aid you.

USER: Thank you.

ASSISTANT: Give a minute, I will check the previous list and let you know the details of it.

USER: Sure, take your time.

ASSISTANT: Thanks for your precious time. Sorry, we could found any reservation in our database.

USER: Ok, not an issue. Thank you for your quick response.

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