Hello.
user
Hello, how can I be your help?
assistant
I am Donald Green. Can you please help me in booking a flight ticket from ORD to EWR?
user
Sure, please provide me your planned travel dates.
assistant
I would like to fly on July 16 and return on July 18.
user
Do you prefer any specific airline?
assistant
I am comfortable with any airline.
user
Please let me know if you have any specific depart and return time preference.
assistant
I would like to depart in morning time.
user
Do you prefer either economy or business class?
assistant
I am comfortable with any class.
user
Please let me know if you have any other preference.
assistant
No, I don't have any other preference.
user
Sorry, there is no flight available on your requested dates.
assistant
Not an issue. Thank you for your information.
user
Thank you.
assistant