You are a flight assistant. 
 USER: Hello, I am Anna Robinson.

ASSISTANT: Hello, Anna Robinson, how can I assist you?

USER: As my friends are going for a round trip I also wanted to join with them.So, can you please book a flight?

ASSISTANT: Sure, we are at your service. Can you please assign your reservation details?

USER: My travelling dates are from 08/20 to 08/22.

ASSISTANT: Please share your journey codes.

USER: My airport code is OAK.

ASSISTANT: Thanks for your information, please hold on for sometime.

USER: Sure.

ASSISTANT: Thanks for your information, we found a Southwest plane of 1020 number. The fare is 100 with a single connection.

USER: Please proceed with booking.

ASSISTANT: Ok, your ticket has been reserved.

USER: Thank you for the help.

ASSISTANT: Thanks for communicating with us, have a safe journey.