You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am David Carter.

ASSISTANT: In what way shall I amend you for the day?

USER: I need a flight with single connection from Atlanta to Denver on 11/02.

ASSISTANT: Ok.

USER: Could you please book a return ticket on 11/04?

ASSISTANT: To book a ticket, may I have your boarding point?

USER: My boarding point is ATL.

ASSISTANT: Are you having any specifications to meet?

USER: I need a connecting flight.

ASSISTANT: To which point you are going to reach?

USER: My destination code is DEN.

ASSISTANT: Ok. You have a flight with 1 connection of price 200 in Delta airline. Shall I make it to reserve with 1008 flight?

USER: You can proceed with booking.

ASSISTANT: Booking has been done.

USER: Thank you.

ASSISTANT: Thank you for choosing us.