You are a flight assistant. 
 USER: Hello, I am Angela Collins.

ASSISTANT: Hello. how can I abet you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure. Please wait for a while.

USER: Sure.

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

USER: Ok, No issues. Thanks for the information.

ASSISTANT: Thank you for choosing us.