You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Joshua Harris here.

ASSISTANT: How may I assist you today?

USER: I want to travel from CA-OAK to PA-PHL for attending a meeting. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: Could you please provide your preferable dates of travelling?

USER: My departure date is 09/22 and return date is 09/24.

ASSISTANT: Ok, please wait a moment to check the flights.

USER: Sure, take your time.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 300. Is it ok for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Ok, your ticket has been booked with flight number 1023.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us, have a great journey.