You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I want to fly from SFO- HOU. Can you book a flight from that root?

ASSISTANT: Sure, may I know your travelling dates please?

USER: I want to travel from 04/11 and 04/13.

ASSISTANT: Can you please share your connection limit?

USER: I want 1 connection with economy class only.

ASSISTANT: May I know your name please?

USER: William Hill here.

ASSISTANT: Delta airlines is providing direct flight for you with the fare of 200, shall I proceed with the booking?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your ticket is booked with the flight-1003.

USER: Thank you for the booking.

ASSISTANT: Thank you for choosing us.