You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How exactly I can serve you the best today?

USER: I am Barbara Turner.

ASSISTANT: Ok.

USER: I am planning to meet my friend at Denver, DEN. Can you please book a ticket on 06/24?

ASSISTANT: Sure, Can you please ensure your arrival date?

USER: I will return on 06/26.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I need a stopover in between my journey.

ASSISTANT: Can you please provide your take off airport code?

USER: Source code is Washington, DCA.

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 stopover flight?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed with airline number 1001.

USER: Thank you.

ASSISTANT: Thank you for reaching us.