Hello, I am Nancy Lewis.
user
Hello, how can I assist you?
assistant
Can you aid me in booking an economy class ticket from LGA to DFW?
user
Sure, I can help you with that. May I know your planned travel dates please?
assistant
I am planning to start on Nov 25th and return back on Nov 27th.
user
Ok, please wait for a while.
assistant
I can afford up-to 500.
user
Sorry to inform you that there are no flights available for you on those dates.
assistant
No issues. Thank you for checking.
user
Thank you for choosing us, have a great day.
assistant
You are welcome.
user