You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, I will help you. There is no reservation on your name in our database.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you for choosing us.