You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am Steven Lewis. Can you help me in booking from DFW to LAS?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My travelling dates are from Mar 27 to Mar 29.

ASSISTANT: Do you have any other specifications?

USER: I want to return in the afternoon.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1008. Shall I proceed with this flight?

USER: Ok, You can proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Most welcome.