Hi.
user
Hello. How can I assist you at this moment?
assistant
Can you please help me in changing my recent reservation?
user
Sure, I am happy to help you with that.
assistant
Ok.
user
Can I have your name please for checking your reservation status?
assistant
Myself Jonathan Mitchell.
user
Ok, please wait a moment.
assistant
 Ok.
user
Yes, I have found your reservation so please let me know airport codes of your new locations.
assistant
My source is IAD and destination is PHL.
user
Can I have your travel dates please?
assistant
My trip dates are 09/05 to 09/07.
user
Please wait for a second.
assistant
My travelling dates are 09/05 and 09/07. Ok.
user
Sorry Jonathan Mitchell, no flight is available to you on your dates.
assistant
Ok, fine thank you for checking.
user
Thank you for choosing us, have a good day.
assistant