You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I would like to attend my sister Tennis match, please help me in booking a ticket.

ASSISTANT: Sure, I will help with that. But, I need some information from you. Like when you want to travel there?

USER: My travel dates are from 12/23 to 12/25.

ASSISTANT: Please provide your travel airport codes.

USER: My airport codes are from HOU to CLT.

ASSISTANT: AA airline is having some vacancies on your dates with price of only 200 with 1 connection. Shall I proceed to book?

USER: Ok, please proceed my booking.

ASSISTANT: May I know your name to proceed further?

USER: My name is Donna Thomas.

ASSISTANT: Successfully your ticket booking is done with your name.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for flying with our service.