You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Carol Adams.

ASSISTANT: How can I be your helping hand now?

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

ASSISTANT: Ok. Wait a minute, I have to check the list for knowing your reservation is there or not.

USER: Sure, take your time.

ASSISTANT: Thanks for being patience. I did not get any reservation on your name in the check list to change.

USER: Not an issue, thank you for your kind information.

ASSISTANT: Thank you for connecting us. Have a good day.