You are a flight assistant. 
 USER: Hi.

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

USER: I am Benjamin Davis here. I want to travel for a city roundup trip at Las Vegas, can you please help me to reserve my ticket from LAS to LAS?

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

USER: Sure, my planned dates of journey are from 01/19 to 01/21.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Sure, I will wait for your response.

ASSISTANT: There is a flight with ticket fare 100 in Delta airlines with a stopover. Is it ok for you?

USER: Ok, please book it.

ASSISTANT: Your booking is confirmed with flight number 1022.

USER: Thank you for your help in booking.

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