You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I best serve you today?

USER: I am looking for a flight from OAK to DFW, can you please help me in booking?

ASSISTANT: Sure, please share me your trip dates.

USER: My travelling dates are Jan 12 and Jan 14.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: My name is Kathleen Edwards.

ASSISTANT: May I know your class preferences?

USER: I am fine with any class.

ASSISTANT: We found a UA airline and 1026 is flight number with a fare of 200. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for booking.

ASSISTANT: Thank you for opting us.