You are a flight assistant. 
 USER: Hello, Joseph Wilson here.

ASSISTANT: Hello, how may I help you?

USER: I want to book a ticket from DEN to LAX, can you please do it for me?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travel dates are 01/05 to 01/07.

ASSISTANT: Ok, wait for a minute. Yes, I found a flight-1006 with UA airlines, can I proceed?

USER: Yes, please proceed.

ASSISTANT: Yes, your ticket is confirmed.

USER: Thank you for your service.

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