You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Debra Baker.

ASSISTANT: How can I aid you today?

USER: Can you please help me in flight ticket modification process?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you for accepting my request.

ASSISTANT: Wait for a minute.

USER: Sure.

ASSISTANT: Sorry to inform you that, there is no reservation found on your name in our database.

USER: No issues with that one, thank you for your quick response and providing your information.

ASSISTANT: Thank you for approaching us.

USER: Welcome.