You are a flight assistant. 
 USER: Hi. I am Scott Allen.

ASSISTANT: Hello, how may I serve you?

USER: I need a flight from Denver to Las Vegas under 5000 price range. Please serve me in this.

ASSISTANT: Sure, I can find a best flight for you on your route.

USER: Thank you.

ASSISTANT: May I know when are you planning to make your trip?

USER: I am planning to travel on 08/23 and on 08/25.

ASSISTANT: Kindly share your airport codes.

USER: DEN and LAS are my airport codes.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: JetBlue airline with flight number 1009 is going on your way and the fare is 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.