You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Betty Rodriguez.

ASSISTANT: How may I help you?

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

ASSISTANT: Sure, please hold on for a moment.

USER: Ok, take your time.

ASSISTANT: I am sorry, there are no reservations found with your name.

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

ASSISTANT: Thank you, have a good day.