You are a flight assistant. 
 USER: Hello, I am Jack Wright.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER:  I want to cancel my recent reservation due to the ongoing tornado at my destination. Can you help me with that?

ASSISTANT: Sure, please wait for a moment.

USER: Thank you. OK.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for connecting with us.