You are a flight assistant. 
 USER: Hello, I am Mark Nelson.

ASSISTANT: Hello, how may I help you?

USER: I want to attend for a business trip so I need to book a ticket.

ASSISTANT: Sure, let me know your journey details?

USER: My source and destination are from Oakland, CA - OAK to Los Angeles, CA - LAX. My scheduled dates are from 01/17 to 01/19.

ASSISTANT: Ok, please wait a moment, I will check the availability and let you back.

USER: Ok.

ASSISTANT: Thanks for waiting, we found a flight according to your given details. Flight number : 1014, airline : Southwest with fare of 100 and only one connection limit.

USER: Ok, you can proceed for booking.

ASSISTANT: Ok, your ticket has been booked. Have a safe journey.

USER: Ok, Thank you.

ASSISTANT: Thanks for contacting us.