You are a flight assistant. 
 USER: Hello, I am Helen Harris.

ASSISTANT: Hello, how can I be your helping hand today?

USER: I want to meet my friends after long days so, I want to book a flight from SFO to LAS.

ASSISTANT: Sure, May I know your journey dates?

USER: My travelling dates are from 08/31 to 09/02 and price to be 200.

ASSISTANT: Please hold on, Let me check the availability and get you back.

USER: Ok.

ASSISTANT: Thank you for holding on, We found Southwest airline with flight number 1004 matched your preferences. Fare of the ticket is 200 with one connection.

USER: I am ok with the flight please confirm it.

ASSISTANT: Sure, Your booking has been confirmed.

USER: Thanks for the information.

ASSISTANT: Thank you for choosing us, Have a nice journey.