You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Jacob Barker. Can you please help me in booking my flight ticket from OAK to LAX?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are Oct 16 and Oct 18.

ASSISTANT: Can I know your class preference?

USER: I do not have any class preference.

ASSISTANT: Do you have any connection limit?

USER: I need connecting flight.

ASSISTANT: May I know your other preferences?

USER: I need my depart flight at afternoon time.

ASSISTANT: There is a flight on southwest airline, flight number 1019 and depart time is 15:00PM. Can I proceed?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.