You are a flight assistant. 
 USER: Hello, I am Carol Martin.

ASSISTANT: Hello, How can I help you today?

USER: I am participating in a football match due to the some reasons this match has been postponed, can you please change my reservation?

ASSISTANT: Sure, Can you please hold on for a minute. I will check and revert to you.

USER: Ok.

ASSISTANT: Thanks for your patience. Sorry for the inconvenience, there is no reservation found with your name.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thanks for approaching us. Have a nice day.