Hi.
user
Hello. How can I help you?
assistant
I want to change my existing reservation. Can you please help me in that?
user
Sure, I will help you to change your reservation.
assistant
Thank you.
user
Ok, may I know your name?
assistant
Myself Charles Wilson.
user
I found your reservation, please share me your new travelling dates.
assistant
My trip dates are Dec 30 to Jan 01.
user
Ok, may I know your travelling airport codes?
assistant
My airport codes are PHX to IAH.
user
Ok, do you have any connection limit?
assistant
I need a connecting flight.
user
Ok, do you have any other specifications?
assistant
I need to travel in economy class with normal cost airline.
user
Sorry, no flights are available on your route.
assistant
Ok, no problem. Thank you.
user
Welcome, have a nice day.
assistant