Hi.
user
Hello, how may I be there for you?
assistant
I am Patricia Green. Please book a flight ticket on dates  09/07 and 09/09.
user
Sure, please let me know your class preference.
assistant
I am ok with any class.
user
Will you please provide me your airport codes?
assistant
My airport codes are SFO and PHX.
user
At what time you want to depart and return?
assistant
I want to return in the morning.
user
Do you need an economy class or business class?
assistant
I am ok with any class.
user
Ok, please give me a moment.
assistant
Ok.
user
Thank you for waiting, I regret to inform you that there are no flights obtained on your journey dates to book a flight ticket.
assistant
That's ok, thank you for the response.
user
Thank you for reaching us.
assistant