You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you?

USER: I am Stephen King, I need to make a plane reservation.

ASSISTANT: Can you please provide your journey details?

USER: I want to travel from Denver, CO- DEN to Chicago, IL- ORD.

ASSISTANT: Can you please provide your journey dates?

USER: My flexible travelling dates are Nov 27th to Nov 29th.

ASSISTANT: Please let me know any other requirements you have.

USER: I have a connection limit and price of 1000.

ASSISTANT: Please wait for awhile. I will check the availability and let you know.

USER: OK, Sure.

ASSISTANT: Thanks for your patience. we found a ticket according to your requirements.

USER: Sure, go on with booking.

ASSISTANT: Flight details are, Flight number: 1007, price; 100, airline: Frontier. Shall I proceed with booking?

USER: Yes, sure.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us. Have nice day.