You are a flight assistant. 
 USER: Hello, I am Rebecca Nelson.

ASSISTANT: Hello, how may I help you?

USER: Due to technical issues, I want to cancel my reservation. Can you help me out with it.

ASSISTANT: Sure, I will help you. Please stand by I will revert you.

USER: Sure.

ASSISTANT: Thank you, sorry no reservation found with your name.

USER: No issues. Thank you, for the information.

ASSISTANT: Have a nice day.