You are a flight assistant. 
 USER: Hi. Lisa Rodriguez here.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my recent reservation. Can you help me in that?

ASSISTANT: Sure, please wait. Let me check your reservation status in our database.

USER: Ok.

ASSISTANT: Sorry, I did not find any reservation under your name in our database.

USER: Ok, not an issue. Thank you for checking.

ASSISTANT: You are welcome and thank you for reaching us.