You are a flight assistant. 
 USER: Hi, Scott Brown here.

ASSISTANT: Hello Scott, how may I Help you?

USER: Can you please help me to book my flight ticket from ORD to DEN?

ASSISTANT: Please provide your trip dates.

USER: Sure, I will depart on 09/17 and return on 09/19.

ASSISTANT: Please hold on for a while.

USER: Sure.

ASSISTANT: JetBlue airlines with flight 1019 is available.

USER: That's fine for me, you can proceed for booking the ticket.

ASSISTANT: Your ticket is booked.

USER: Thank you very much for your help.