You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I render you?

USER: I am Pamela Adams.

ASSISTANT: Ok.

USER: I want to cancel my flight ticket, due to some problems I am unable to travel those dates so please cancel my flight ticket?

ASSISTANT: Ok, I am here to help you. Can you please wait for a while I can check and let you know about your reservation status.

USER: Thank you.

ASSISTANT: Thank you for waiting and I did not find any reservation on your name to cancel.

USER: Oh! It's ok no problem. Thank you for your service.

ASSISTANT: Most welcome.