You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to book a ticket from OAK to CLT. Can you please help me out?

ASSISTANT: Sure, may I know your travelling dates?

USER: I am planning to travel on Apr 16 and return back on Apr 18.

ASSISTANT: May I know your other preferences?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your name?

USER: My name is Timothy Johnson.

ASSISTANT: We found a southwest airline, flight number 1024 with the fare of 200.

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.