You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Stephen King, planning for an outing at Oakland. Can you book a ticket for me?

ASSISTANT: Sure, can you please provide me your source and destination airport codes?

USER: My airport codes are DFW and OAK.

ASSISTANT: On which dates are you planning your journey?

USER: I am planning to start on 06/03 and return on 06/05.

ASSISTANT: Spirit airlines is having a flight on that route with ticket fare of 100 and 1 connection.

USER: Sure. You can proceed.

ASSISTANT: Your ticket has been booked with flight-1013, have a safe flight.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.