Hello.
user
Hello, how may I help you?
assistant
I want to change my existing reservation due to postpone of my exam dates. Can you please help me with this?
user
Sure, may I know your name?
assistant
Elizabeth Allen here.
user
I have found your reservation, can I know your travelling airport codes?
assistant
My airport codes are ORD to PHL.
user
May I know your travelling dates?
assistant
My travelling dates are Oct 17 to Oct 19.
user
Do you have any requirements?
assistant
I need a single connection of flight.
user
Sorry to say, no flight is available for you. Thank you for reaching us.
assistant
No problem, thanks for your information.
user