You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

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

ASSISTANT: Sure, I will help you with that. May I know your name please?

USER: Thank you. Sure, my name is Andrew Martinez.

ASSISTANT: Thank you for your information, please wait for a while.

USER: Sure, take your time.

ASSISTANT: Sorry Andrew, there is no reservation found on your name.

USER: Ok, no problem. Anyways, thank you for your service.

ASSISTANT: Thank you for approaching us, have a nice day.