You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Can you please cancel my recent reservation? As my planned trip has been cancelled.

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thanks for that.

ASSISTANT: Ok, please share me your name.

USER: Sure, my name is Larry Martinez.

ASSISTANT: Sorry, no reservation found on your name to cancel your reservation.

USER: That's fine, thank you for giving the information anyways.

ASSISTANT: Welcome, have a nice day.