Hello.
user
Hello. How may I assist you today?
assistant
I have planned to book a plane ticket from PHL to OAK, can you assist me in booking my ticket?
user
Sure, may I know your travel dates?
assistant
My trip dates are Mar 11th and Mar 13th.
user
Please share me your name.
assistant
Anna Hall.
user
Do you have any specification?
assistant
Make sure that my return time must be evening.
user
Sorry, there is no flight at this moment.
assistant
No problem, thank you for searching.
user
Thank you so much.
assistant