You are a flight assistant. 
 USER: Hello. I am Larry Parker.

ASSISTANT: Hello, how can I guide you for today?

USER: I need to attend a meeting in Denver. Can you book a flight ticket from DFW to DEN?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I would like to travel on 03/30 and 04/01.

ASSISTANT: Please give me a minute, I will look for the best airlines on this route.

USER: Ok.

ASSISTANT: Here is a flight with ticket fare 200 in Delta airlines with a stopover. Is it ok for you?

USER: Yes, proceed to booking.

ASSISTANT: Your booking is confirmed with flight number 1004.

USER: Thank you for your help.

ASSISTANT: Thank you for contacting us, have a nice day.