You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I help you?

USER: As my family meeting got postponed, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Sure, Can you help me with your name please?

USER: Yes, my name is Betty Jackson.

ASSISTANT: Please wait a while, I will check and revert you.

USER: Ok.

ASSISTANT: Thank you for waiting. Sorry, No flight was found based on your given details.

USER: Ok, thank you.

ASSISTANT: Thank you for reaching us.