Hello,.
user
Hello.
assistant
I am Nicholas Lewis.
user
How can I assist  you?
assistant
I would like to attend a client meeting in my office at Philadelphia so, can you book a ticket from Chicago?
user
Sure. Can I know your travelling dates?
assistant
I want to travel on 10/12 and return on 10/14.
user
Please share me your airport codes.
assistant
My journey airport codes are ORD and PHL.
user
We found a Frontier airline, flight number:1013 and the price is 100. Can I reserve it?
assistant
Yes, please confirm my ticket.
user
Your flight ticket has been reserved.
assistant
Thank you for your kind response.
user
Thank you .
assistant