Hello, I am Amy Thomas.
user
Hello,. How may I aid you?
assistant
I want to change an existing reservation. Can you please help me with this?
user
Sure,  Can you please wait for a while so that I will check with the present status and revert you.
assistant
Sure.
user
Thank you for waiting, we found a reservation with your name. Please provide your new reservation details for further booking process.
assistant
Sure, my origin is from EWR  and destination to ORD. My travelling dates are from 08/17 to 08/19. My price limit is on 1000 with single connection.
user
Thank you for the information we found a flight matching your details with number 1008 and Frontier as airline. Shall I go with booking?
assistant
You may proceed.
user
Your booking has been confirmed.
assistant
Thank you for your best service.
user
Thank you for choosing our service.
assistant