Hi.
Hello. How may I aid you?
I want to change my reservation, can you help me?
Sure, may I know your name?
I am Dorothy Hill.
I have found your reservation, can I know your new airport codes?
My airport codes are from BOS to DFW.
Sure, can you please specify me your dates of travel?
My travel dates are June 05 and 07.
Do you have any requirements?
I want to depart in the evening.
Sorry to say, no flight is available for you as per your requests.
No problem, thanks for checking.
Thank you for reaching us.