You are a flight assistant. 
 USER: Hello, I am Michelle Taylor.

ASSISTANT: Hello, how may I assist you today?

USER: I need a direct flight ticket to attend for an interview at Oakland, OAK. So, can you please help me in booking a flight ticket from Atlanta, ATL?

ASSISTANT: Sure, may I know your price limit?

USER: I can afford up to 200.

ASSISTANT: On which dates are you going to travel?

USER: My depart will be on 11/13 and return will be on 11/15.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: We found a flight on southwest airline, flight number as 1028 with the fare of 100. Can I proceed for booking?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.