You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Benjamin Miller. Can you please help me in booking a flight ticket from HOU to OAK?

ASSISTANT: Sure, can you please share your travelling dates?

USER: I would like to fly on May 07 and return on May 09.

ASSISTANT: Please share your connection limit.

USER: I need a single connection.

ASSISTANT: Do you want economy class or business class?

USER: I am comfortable with any class.

ASSISTANT: Is there any other specifications?

USER: I would like to depart in evening time.

ASSISTANT: We found an Southwest airlines with single connection and depart time in the evening. Shall I proceed for booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed with 1000 flight.

USER: Thank you.

ASSISTANT: Thank you for choosing us.