Hello.
user
Hello, how may I help you?
assistant
I am William Perez, my plan to meet with my friend is postponed due to his illness. Help me to change my reservation.
user
Sure. Please wait for a while.
assistant
Sure.
user
There is a flight found, Can you provide your journey details?
assistant
I need a flight from PHL to BOS. I will fly on 09/10 and return on 09/12. I need a flight with one connection.
user
There is a flight with airline: UA and flight number:1022 with price 200. With 1 connection. Shall I proceed?
assistant
Sure.
user
Your ticket has been confirmed.
assistant
Thank you for helping me.
user
Thank you have a nice day.
assistant