You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I best support you?

USER: Could you please hold me a flight ticket with the name of Justin Brown?

ASSISTANT: Sure, kindly share your journey dates.

USER: My trip dates are 03/23 - 03/25.

ASSISTANT: Kindly assign your corresponding airport codes?

USER: I want to board at San Francisco, CA - SFO to land in Denver, CO - DEN.

ASSISTANT: Ok, please share your budget.

USER: I can afford up to 500 only.

ASSISTANT: Ok, wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight with a halt in Delta airlines and the fare is 200.

USER: Please reserve.

ASSISTANT: Ok, your seat has been confirmed.

USER: Flight number please.

ASSISTANT: Your flight number is 1006.

USER: Thank you.

ASSISTANT: Thank you for choosing us.