Hello.
user
Hello, how may I help you?
assistant
I need you to book a flight ticket from PHL and ORD, please help me.
user
Sure, may I know your trip dates please?
assistant
April 12 and 14, are my planned travelling dates.
user
Do you have any other requirements?
assistant
I wish to depart in the afternoon and arrives in the evening.
user
Can I know your name please?
assistant
My name is Sarah Walker.
user
Ok, please wait. Sorry, we regret to inform you that there is no flight available as per your request.
assistant
That's ok, thank you.
user
Most welcome.
assistant