Hello.
user
Hello.
assistant
I am Dennis Collins.
user
How can I assist you today?
assistant
Due to sudden work, I want to change my reservation. Can you please help me with it?
user
Sure, I will help you with that. Please give me a moment.
assistant
Sure.
user
Your reservation is found. Please provide your airport codes.
assistant
My airport codes are from JFK to DEN.
user
Please provide your travelling dates.
assistant
My travelling dates will be on June 1 to June 3.
user
Do you have any specifications?
assistant
I want to return in the afternoon with connecting flight.
user
Do you have any other specifications?
assistant
No.
user
Please give me a moment.
assistant
Ok.
user
The AA airline is providing an  economy class flight with price 100 and the connections 1. The return time is 13:00 PM.
assistant
You can proceed.
user
Shall I confirm your ticket?
assistant
Yes, you can.
user
Your ticket is booked. The flight number is 1010.
assistant
Thank you.
user
Welcome, have a great day.
assistant