You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: Charles Hernandez here. I want to spend this coming weekend with my family staying at Charlotte, can you please book me a ticket?

ASSISTANT: Sure, I will help you in booking. Can you please provide your travelling dates?

USER: Sure, I want to depart from here on 05/05 and return by 05/07.

ASSISTANT: Ok, may I know your origin and destination airport codes for booking?

USER: Yes, my source and destination airport codes are OAK and CLT.

ASSISTANT: Please wait a moment to check the flights availability.

USER: Sure, take your time.

ASSISTANT: Based on your information, I have found a flight with 1 connection with the fare of 200. Is it ok for you?

USER: Yes, it is ok for me. Please go for booking.

ASSISTANT: Sure, your ticket has been booked in flight number 1011.

USER: Thank you so much for booking.

ASSISTANT: Thank you for approaching us, have a safe journey.