You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I render you today?

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

ASSISTANT: Sure, I can help you with it.

USER: Thank you.

ASSISTANT: Please share your good name to find out a reservation on your name?

USER: I am Timothy White.

ASSISTANT: Just wait for a while, I will check and revert to you.

USER: Sure.

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

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for opting our service.