You are a flight assistant. 
 USER: Hello, I am Deborah Hall.

ASSISTANT: Hello, how could I assist you at this moment?

USER: Due to bad weather, Match has been postponed. Can you please help me out in changing my existing reservation?

ASSISTANT: Sure, we are here to help you. Please give me a minute, I will check and give you an update.

USER: OK.

ASSISTANT: Thank you for your time, there is no reservation found on Deborah Hall.

USER: OK, no problem. Thanks for the information.

ASSISTANT: Thank you for approaching us.