You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Dennis Lopez.

ASSISTANT: How can I assist you today?

USER: Can you help me in booking a flight ticket from OAK to EWR?

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

USER: I want to travel on 10/21, and return on 10/23.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specification that you are looking for?

USER: I want to depart in the afternoon time.

ASSISTANT: Dennis Lopez, there is a flight available with price 100 and the connection is 1 with Southwest airline. Would you like me to proceed with the booking?

USER: Proceed with the booking.

ASSISTANT: Your booking is confirmed with 1027 flight number and the departure time is 16:00 PM, return time is 12:00 PM.

USER: Thanks for the help.

ASSISTANT: You are welcome. Thank you for reaching us.