You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I want to travel in a business class flight, can you please find out a flight for me?

ASSISTANT: Sure, I will assist you with that. Can you please mention your preferable travel dates?

USER: Thank you, my boarding is on Dec 27 and please book my return ticket on Dec 29.

ASSISTANT: Could you please mention your preferable airport code names?

USER: Sure, I want to travel from OAK to LGA.

ASSISTANT: May I know your name for further process?

USER: Sure, my name is Kathleen Garcia.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: No, thank you for asking.

ASSISTANT: Do you have any another specifications?

USER: No, thank you for asking.

ASSISTANT: Ok, please hold on a moment.

USER: Sure.

ASSISTANT: Southwest airline flight available with connection limit 1 and fare is 200, shall I confirm this economy class flight?

USER: I am ok with this flight, you can proceed with booking now.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1020.

USER: Thank you for your assistance.

ASSISTANT: You are welcome Kathleen Garcia.