You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Frank Martinez.

ASSISTANT: How may I assist you at this moment?

USER: Can you help me to cancel my recent reservation?

ASSISTANT: Sure, I will help you with that.

USER: Sure, please check my reservation details in your records.

ASSISTANT: Please wait a moment to check.

USER: Ok, take your time.

ASSISTANT: We regret to inform you that there is no reservation found on your name in our records.

USER: No issues, thank you for your help.

ASSISTANT: Thank you for reaching to our services, have a great day.