You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you reserve a flight ticket with the name Justin Roberts?

ASSISTANT: Sure, can you please share your journey dates?

USER: I am planning to participate on foot ball match at MetLife Stadium in Denver on 04/17, so I intend to start on 04/16. My return date is on 04/18.

ASSISTANT: May I know your airport codes?

USER: I would like to board from Dallas international airport TX-DFW, my landing airport is at CO-DEN.

ASSISTANT: We found a flight in AA airlines, flight number is 1000 with one connection and price is 100.

USER: Please proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your support.

ASSISTANT: Thank you for choosing us.