You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I would like to book a ticket from LGA to OAK.

ASSISTANT: Sure, let me know your trip dates please?

USER: Departure is by Apr, 3 and will return on Apr, 5.

ASSISTANT: May I know your connection limit?

USER: I would prefer connecting flight.

ASSISTANT: Do you need any other preference?

USER: I prefer to fly major airlines.

ASSISTANT: Can I know your name please?

USER: I am Michael King.

ASSISTANT: Delta Airlines is providing connecting flight with the ticket fare of 100 and depart time is 2:00 hours, arrival time is 8:00 hours. Shall I proceed?

USER: Please book a flight.

ASSISTANT: Your ticket has been confirmed by flight number 1020 and an economy class.

USER: Thanks.

ASSISTANT: Thank you for choosing us.