You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your good name please?

USER: I am Stephanie Phillips.

ASSISTANT: Ok Stephanie, how can I assist you?

USER: Actually I booked a flight ticket due to some problems, I want to cancel my reservation can you help me in that?

ASSISTANT: Sure, I will help you with that. Please wait for a moment. Thank you for waiting Stephanie, there is no reservation found on your name.

USER: That's ok. Thank you for your help.

ASSISTANT: Thank you for approaching us. Have a great day.