You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a flight ticket from EWR to DFW to enjoy Innovation festivals. Can you help me in booking a connected flight?

ASSISTANT: Sure, please share your journey dates?

USER: Sure, my journey dates are Jun 2 and Jun 4.

ASSISTANT: Do you have any specifications?

USER: I would prefer depart time at morning. And I want to fly in a normal-cost airline.

ASSISTANT: Are you looking for any class preferences?

USER: No.

ASSISTANT: We found a flight in United Airlines, flight number is 1005 with single connection and price is 100 departure time at morning 4:00AM. Shall I proceed with economy class?

USER: Yes, you can.

ASSISTANT: May I know your good name please?

USER: Sure, Nicole Parker here.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.