You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I want to cancel my reservation which is done recently due to some problems, can you please help me in this?

ASSISTANT: Sure. Please provide your name?

USER: Sure, my name is George Perez.

ASSISTANT: Let me check with your recent reservation details.

USER: Sure.

ASSISTANT: Sorry, there is no reservation by your name.

USER: Ok, no problem.

ASSISTANT: Thank you.

USER: Anyways, thank you for your service.

ASSISTANT: Have a nice day ahead!.