You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, do you need any help from us?

USER: Please help me to book a flight ticket from EWR to attend a client meeting in MCO.

ASSISTANT: Ok, could you please share your departure and arrival day?

USER: Sure, I intend to start on 05/12 and my return date will be on 05/14.

ASSISTANT: Ok, could I have your name please?

USER: I am Christine Collins.

ASSISTANT: Ok, do you need direct or connecting flight?

USER: I prefer to fly in a connecting flight.

ASSISTANT: Ok, do you have any other specifications?

USER: I want to fly in a  major airlines.

ASSISTANT: The economy class with flight number 1003 of Delta airline is available having fare as 300 and connection as 1, is it ok for you?

USER: That's fine, you can book the ticket.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 3:00 hours and the arrival time is 9:00 hours.

USER: Thank you for your help in booking.

ASSISTANT: You are welcome, have a great day.