Hello, I am Stephanie Carter.
user
Hello, How can I serve you today?
assistant
I am planning to celebrate my grandmother's birthday  on 09/10, could you please help me in booking my flight ticket?
user
Sure, Let me know your journey details?
assistant
My source is from  NY-LGA to TX-IAH. My travelling days are from 09/09 to 09/11.
user
Please hold on, let me check the availability of the flight or not and get back to you.
assistant
OK.
user
We are glad to inform you that we found a flight that matches your requirements.
assistant
May I know the flight details?
user
Flight details are UA airline, flight number 1014, price limit 100 with one connecting flight.
assistant
OK, please proceed for booking.
user
Your flight ticket has been booked. Have a safe journey.
assistant
Thank you  for confirming my ticket.
user
Thank you for choosing us, Have a nice day.
assistant