You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you at this moment?

USER: Can you please help me with cancelling my recent reservation?

ASSISTANT: Sure, can you please share your name?

USER: My name is Betty Hernandez.

ASSISTANT: Ok, please be on hold for some time.

USER: Ok.

ASSISTANT: Sorry, we could not find any reservation on your name.

USER: That's ok. Thank you.

ASSISTANT: Thank you for choosing us.