You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: I am Patricia Green. I am looking for a flight from ATL to EWR, can you help me out?

ASSISTANT: Sure, let me know your travel dates please?

USER: My trip dates are from Aug 12th till Aug 14th.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any specific arrival and depart timings?

USER: I want to take off my flight in afternoon.

ASSISTANT: Ok, is there any class preference?

USER: I am comfortable with economy class.

ASSISTANT: Do you have any airline preference?

USER: I am ok with any airlines.

ASSISTANT: Hawaiian airlines is providing connecting flight with the ticket fare of 100 and depart time is 15:00 PM, arrival time is 02:00 AM. Shall I proceed?

USER: Can you search for my return flight in afternoon?

ASSISTANT: Sure.

USER: Thank you for considering my concern.

ASSISTANT: Sorry to inform you that there are no flight available on your given details.

USER: That's ok, not an issue. Thank you for your help.

ASSISTANT: Thanks for opting us.