You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Thomas.

ASSISTANT: How can I aid you?

USER: I want to book a connecting flight ticket from SFO to OAK. Could you help me in booking?

ASSISTANT: Sure, I will help you. May I know your journey dates?

USER: My travelling dates are from Sep 18-20.

ASSISTANT: In which class do you want to travel?

USER: I am comfortable with any class.

ASSISTANT: Do you have any connection limit?

USER: I have already mentioned above.

ASSISTANT: We found a direct flight with flight number 1018 in Hawaiian airline and price 100,Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for helping me.

ASSISTANT: Thank you.