Hello.
user
Hello, How can I help you?
assistant
I want to change my reservation because my trip has been postponed, can you assist me?
user
Sure, May I know your name?
assistant
Eric Robinson.
user
Ok, please wait a minute.
assistant
Sure.
user
We found a reservation on your name, please provide me your travelling dates.
assistant
Ok, change my airport codes to OAK to BOS.
user
Can I have your travelling dates?
assistant
My preferred dates are July 24th and July 26th.
user
Do you have nay other preferences?
assistant
Make sure that my return time must be evening.
user
Sorry, there are no flights found with your data.
assistant
No problem, thank you for searching.
user
Thank you.
assistant