You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I'm planning to visit my old college, can you book a ticket from OAK to LGA?

ASSISTANT: Sure, can you share me your trip dates?

USER: Sure, my planned departure and return travel dates are 25th and 27th of Dec.

ASSISTANT: Do you have any class preference?

USER: Yes, I prefer economy class.

ASSISTANT: Is there any other specifications?

USER: I want to return in the morning time and I need single connected flight.

ASSISTANT: Please wait for a moment.

USER: Sure, take your own time.

ASSISTANT: Can I know your name please.

USER: Yes, my name is Katherine Perez.

ASSISTANT: I found a flight with the price of 100 having one connection and return at 06 am. shall I proceed to booking?

USER: That's fine for me, you can proceed for booking.

ASSISTANT: Your ticket is booked with the flight- 1020.

USER: Thank you so much for your help.

ASSISTANT: Thank you for reaching us.