You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you?

USER: My name is Patrick Davis, I want to book a flight from Oakland, CA-OAK to visit my grand father's house. Can you book a connecting flight for me?

ASSISTANT: Sure, we are gleeful to help you. May I know your destination airport code?

USER: My destination point is CA-LAX.

ASSISTANT: Could you tell me your journey dates?

USER: I will fly on 12/29 and return on 12/31.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Wait a minute please.

USER: Sure.

ASSISTANT: We found an UA airline of flight number 1000 with a price limit of 100.shall I proceed for booking with a single connection?

USER: Please proceed with booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.