You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Catherine Brown here.

ASSISTANT: How may I guide you at this moment?

USER: I want to reserve my ticket from Oakland. Could you please help me with booking a flight ticket from OAK to PHX?

ASSISTANT: Sure, I am here to help you. Can you please provide your preferable dates of travelling?

USER: My preferable travelling dates are 02/21 and 02/23.

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

USER: Sure, I will wait for your response.

ASSISTANT: Based on your travel details, I have found a flight with 1 connection with the fare of 200 provided by AA airlines. Shall I confirm this flight ticket?

USER: That's perfect, please proceed with that ticket booking.

ASSISTANT: Ok, your ticket has been confirmed in flight number 1009.

USER: Thank's for your help in booking the flight ticket.

ASSISTANT: Thank you for reaching to our services, have a great day.