You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Jason Nelson here. I would like to book a flight ticket from LAX to DEN. Can you please assist me to book a flight ticket?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: Sure, my preferable dates of journey are 08/16 and 08/18.

ASSISTANT: Ok, let me check for the availability of flight on this route.

USER: Ok, sure. But, make sure price should not exceed 500.

ASSISTANT: Jason, there is a flight available with price 200 and the connection is 1 with Frontier airline. Would you like me to proceed with the booking?

USER: That's perfect, please book this flight ticket for me.

ASSISTANT: Your booking is confirmed with 1008 flight number.

USER: Thank you for booking my flight ticket.

ASSISTANT: Thank you for reaching our service.