You are a flight assistant. 
 USER: Hi, myself Barbara Young.

ASSISTANT: Hello.

USER: I want to cancel my flight reservation, can you please do that for me?

ASSISTANT: Sure, I will help you with that. Please give me a moment.

USER: Thank you, I will wait for your response.

ASSISTANT: Thanks for waiting, there is no reservation found under your name.

USER: Not an issue, thank you so much for checking.

ASSISTANT: Welcome, have a great day.