You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Nancy Rodriguez. Actually, I want to cancel my recent reservation. Can you help me out?

ASSISTANT: Ok, wait I will go through the details.

USER: Sure.

ASSISTANT: There is no reservation found for your name.

USER: Thank you for your help.

ASSISTANT: Thanks a lot for choosing us.