You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Gary Taylor.

ASSISTANT: Ok.

USER: I Want to attend my brother's marriage at Austin, so can you book a ticket from DEN to AUS.

ASSISTANT: Sure, may I know the travelling dates?

USER: My journey dates are from 07/14 to 07/16.

ASSISTANT: Ok, please wait for a moment. Thank you for waiting, there is a flight  1000 in AA airline has the price 200.

USER: Make sure that price limit should not exceed 200 and connection limit must be 1.

ASSISTANT: Can I proceed with this booking?

USER: Book the ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your quick response.

ASSISTANT: Thank you for approaching us, have a safe journey.