You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am Emily White, can you book a flight from Atlanta, because I have to participate in film festival as there are conducting auditions.

ASSISTANT: Sure, may I know your fare limit?

USER: Sure, the price limit is 1000.

ASSISTANT: Can you please let me know your travel dates please?

USER: I would like to travel on 09/27 to 09/29.

ASSISTANT: Could you please provide me your airport codes?

USER: I have to land near by my friends place, the nearest airport is Denver, DEN. And my boarding point is Atlanta,ATL.

ASSISTANT: Thanks for giving your details, we found a flight on your details with airline Delta, flight number: 1020. Shall I proceed for booking?

USER: Ok. Proceed to reserve a seat.

ASSISTANT: Your ticket has been booked.

USER: Thanks for reserving my seat.

ASSISTANT: Thanks for choosing us.