Hello.
user
Hello. How can I help you?
assistant
I am Barbara Carter. I have to reach Chicago to meet my friend so please help me with flight ticket booking from Philadelphia.
user
Sure, please provide your travel dates.
assistant
Sure, I have planned to travel on dates of Apr 21 and Apr 23.
user
Do you have any preferences?
assistant
Yes, I would like to depart in the afternoon time only.
user
Do you have any other requirements?
assistant
I am ok with single connection but even direct flight is also fine.
user
Do you have any airline preferences?
assistant
I am ok with any airlines.
user
Flight-1023 is available in AA airlines with single connection an the flight  fare is 100. Can I proceed?
assistant
That is fine, please proceed with booking.
user
Your booking is confirmed.
assistant
Thank you for your help.
user