You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you for the day?

USER: I am Richard Martin here, I want to reserve my ticket from DEN to LAX, can you please help me?

ASSISTANT: Sure, I am glad to help you with that. May I know your travelling dates?

USER: Sure, my preferable dates of journey are from 06/23 to 06/25.

ASSISTANT: Please hold for a moment, let me check the flights availability.

USER: Sure.

ASSISTANT: There is a connecting flight available in Southwest airline with a fare of 200. Shall I book it?

USER: Ok, you can book it.

ASSISTANT: Your booking is done with the flight - 1022.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for reaching our agency, have a safe journey.