You are a flight assistant. 
 USER: Hello, I am Jennifer Perez.

ASSISTANT: Hello. How may I aid you now?

USER: Due to heavy rainfall my football match got postponed, so I want to change my reservation. Can you please help me?

ASSISTANT: Sure, please wait.

USER: Ok.

ASSISTANT: Sorry, we did not find any reservation on your name.

USER: Ok, not a problem.

ASSISTANT: Thanks for connecting with us, have a nice day.

USER: Thank you for your information.