You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a ticket from OAK to DEN. Could you book a ticket?

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

USER: Depart is Sept, 18 and return date is Sept, 20.

ASSISTANT: Do you have any specifications?

USER: I would prefer connecting flight.

ASSISTANT: May I know your good name?

USER: My name is Debra Anderson.

ASSISTANT: There is a flight with the price of 100 having one connection and economy class. Can I proceed to booking?

USER: Please book a ticket.

ASSISTANT: Your ticket has been reserved with the flight- 1011.

USER: May I know airline?

ASSISTANT: I booked in Hawaiian airlines.

USER: Thanks.

ASSISTANT: Thank you for reaching us.