Hi.
user
Hello. How may I assist you?
assistant
I am Brain Evans. I need to book a flight  ticket from PHL to LAX, Can you please help me for booking?
user
Sure, may I know your travel dates?
assistant
I would like to travel on 02/12 to 02/14.
user
How much you can afford for this ticket?
assistant
I can pay up to 500.
user
We found a flight on your details with airline AA, flight number: 1001. Shall I book this ticket?
assistant
Ok, proceed for booking.
user
Your ticket has been booked.
assistant
Thanks for your information.
user
Thank you.
assistant