You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you now?

USER: I am Matthew Scott want to visit Atlanta to meet my friends, can you book a ticket with price under 1000?

ASSISTANT: Glad to meet you Scott. I will help you with that. Yes, there are flights under price 1000 so please provide me exact airport codes.

USER: Sure, I want to fly from DEN to ATL.

ASSISTANT: Can I have your travel dates please?

USER: Yes, my travelling dates will be 08/16 and 08/18.

ASSISTANT: Please wait a moment and I will check for flight availability.

USER: Ok.

ASSISTANT: Yes, I have found  a flight in UA airlines with connection 1 and price 100, is it ok for you?

USER: Ok, proceed with my booking.

ASSISTANT: Ok Scott, I have reserved a ticket with flight number 1011.

USER: Thank you.

ASSISTANT: My pleasure. Thank you for choosing us, have a great journey.