Hello. I am Helen Wright.
user
Hello, how may I render you today?
assistant
I am planning to attend music concert at ORD, can you please help me with booking a flight ticket from EWR?
user
Sure, when you are planning to make your journey?
assistant
Sure, I would like to take off on Sept 8 and return on Sept 10.
user
Please let me know your connection limit.
assistant
I need a flight with 1 connection.
user
Do you prefer any class in your journey?
assistant
No, but I would like to return during evening time.
user
Is there any  more specifications?
assistant
No.
user
Sorry we did not find any flights matching your specifications.
assistant
Ok, no issues. Thank you for checking.
user
Thank you for opting us.
assistant
You are welcome.
user