You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Joshua Mitchell.

ASSISTANT: How may I assist you now?

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

ASSISTANT: Sure, I will help you with that. Can you please provide your planned dates of travelling?

USER: I want to fly on Dec 12 and return on Dec 14.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Is there any particular timings in your departure and arrival?

USER: I would like to return in the afternoon time.

ASSISTANT: Any connection limit do you have?

USER: Yes, I need a single connection.

ASSISTANT: Please wait a moment to check the flights on  your route.

USER: Ok.

ASSISTANT: I have found a flight within your requirements having with the fare of 100 provided by AA airlines in economy class. Are you ok with this flight?

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1005.

USER: Thank you.

ASSISTANT: Thank you for using our services, hope you have a great journey.