You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Please help me in booking flight ticket from ATL to PHX.

ASSISTANT: Sure, when do you want to travel?

USER: My trip dates are Apr 21 to Apr 23.

ASSISTANT: Ok, Do you prefer direct flight or connected flight?

USER: I am ok with any flight.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight in 1027 JetBlue airline with a fare of 100. Can I proceed for booking?

USER: You can proceed.

ASSISTANT: Ok, may I know your good name?

USER: Myself Barbara Carter.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.