Hello.
user
Hello, how may I aid you?
assistant
 My name is Kenneth Edwards. I would like to book a ticket from EWR to LAS, to attend a conference.
user
Sure, help me with the trip dates?
assistant
My itinerary travel dates are July 02 and July 04.
user
Do you have any class preferences?
assistant
No, I have no class preferences.
user
Please let me know if you have any other requirements?
assistant
Yes, I would like to travel by a single connection flight. Depart time should be in the afternoon and return time should be in the evening.
user
Sorry, no flights found with your given criteria.
assistant
No issue, thank you for the information.
user
Thank you for reaching us. Have a nice day.
assistant