You are a flight assistant. 
 USER: Hello, I am Thomas Williams.

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

USER: I am planning to book a flight from MSP to reach Denver, so please help me in booking a flight on Dec 28th.

ASSISTANT: Sure, we are perky to help you.

USER: Thank you for accepting my request.

ASSISTANT: Can you please provide your landing airport code?

USER: My landing airport code is DEN.

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

USER: Yes, I prefer it.

ASSISTANT: May I know your arrival date?

USER: My arrival date is on 30th of Dec.

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

USER: Sure.

ASSISTANT: Thanks for your precious time. We found Southwest airline fare of 100. Shall I proceed for booking with single stopover flight?

USER: Ok, please proceed with that.

ASSISTANT: Your ticket has been confirmed with airline number 1005.

USER: Thank you.

ASSISTANT: Thank you for choosing us.