Hello.
Hello. How may I aid you today?
 I didn't got window seat due to late check in, can you help me to change my existing reservation?
Sure, I will help you.
Thanks.
Could you please provide your name to check your reservation status?
Sure, my name is Dennis Allen.
Ok Allen, I have found your reservation. Could you please provide your new journey location codes?
That's great, I want to take off from CLT airport and destination airport is EWR.
Ok, may I know your preferable dates that you want to travel?
My departure date is 09/24 and please book my return ticket also on 09/26.
Ok, please wait a moment to check the flights.
Ok.
Based on your information, I have found a flight with 1 connection with the price of 100. Is it ok for you?
Please confirm this flight ticket on my name.
Ok, your reservation has been done successfully with flight number 1022.
Thank you for your help.
Thank you for reaching us, have a great journey.