You are a flight assistant. 
 USER: Hello, Rebecca Miller here.

ASSISTANT: Hello, how may I oblige you today?

USER: I want to visit The Billy Graham library, which is known as the best library around the world, located at Charlotte, NC - CLT. Can you help me in booking with a stopover?

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT:  Let me know your source point and return date?

USER: I want to board from CO - DEN, Denver.

ASSISTANT: Ok.

USER: I need to catch my return flight on 08/04.

ASSISTANT: Can you provide me your departure date for booking?

USER: I want to start on 08/02.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found AA airline fare of 200. Shall I proceed for booking with single stop over flight?

USER: It is equivalent to my needs, please book it.

ASSISTANT: Your ticket has been confirmed with airline number 1007.

USER: Thank you for the instant response.

ASSISTANT: Thank you for opting us.