Hi.
user
Hello, how can I aid you for the day?
assistant
I am Ronald White. I want to change an existing reservation, due to sudden demise of my grand father. Can you please help me in that?
user
Sure, I will help you with that changing.
assistant
Thank you.
user
Please hold for a moment, let me check your previous  reservation status.
assistant
Sure, take your own time.
user
I have found your reservation. Can you please mention your airport codes?
assistant
Sure, my airport codes are DEN toHOU.
user
Ronald White, may I know your journey dates please?
assistant
Sure, I need to travel on dates of 10/19 and 10/21.
user
UA airlines are providing a connecting flight with the ticket price 200. Shall I proceed with this booking?
assistant
Ok, you can proceed with that.
user
Ronald White, your booking is confirmed with flight number 1012.
assistant
Thank you for your booking.
user
Thank you for contacting us, have a safe journey.
assistant
You are most welcome.
user