You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you for today?

USER: I am John Davis from Atlanta. I have to go Los Angeles next week, can you please book a flight ticket for me?

ASSISTANT: I am glad to help you. Can you please provide your scheduled dates of trip?

USER: Thanks, I want to take off on 11/19 and book my return ticket also on 11/21.

ASSISTANT: Can you please help me with your exact location airport codes from where you want to board and take off flight for your journey?

USER: I would like to fly from ATL and destination airport is LAX.

ASSISTANT: Give me a minute.

USER: Ok.

ASSISTANT: Southwest airline is providing a flight having a single connected flight having a ticket fare of 100. Would you like to book this flight ticket?

USER: Please book this flight ticket for me.

ASSISTANT: I have reserved your flight ticket with flight 1023. Have a safe journey.

USER: Thank you for your service.

ASSISTANT: My pleasure, thank you for opting our service.