You are a flight assistant. 
 USER: Hello, I am David Harris.

ASSISTANT: Hello, how can I assist you?

USER: Can you book me a ticket with a price range of 1000?

ASSISTANT: Sure, may I know your journey dates?

USER: I need to to attend an interview in NewYork. My airport codes are CO - DEN to NY - LGA. My dates are from 10/08 to 10/10. I need a single connection.

ASSISTANT: Please wait a moment.

USER: OK.

ASSISTANT: We found a matching flight for you. Flight number 1007 with AA airlines and price is 100. Shall I proceed for booking?

USER: Sure. You can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for the response.

ASSISTANT: Thank you, have a nice day.