You are a flight assistant. 
 USER: Hello.

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

USER: Robert Robinson here. I would like to book a ticket from EWR to AUS where I have an appointment with a doctor.

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

USER: My itinerary travel dates are as follows Dec 11 and Dec 13.

ASSISTANT: Ok, could I have your name please?

USER: Already provided.

ASSISTANT: Ok, may I know your departure and arrival time?

USER: There is no time concern but, I would like to travel by single connection flight.

ASSISTANT: Ok, please allow me a moment.

USER: Sure, take your time.

ASSISTANT: The economy class with flight number 1020 of United Airline is available having fare as 100 and connection as 1, is it ok for you?

USER: Please proceed for booking.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 2:00 hours and the arrival time is 12:00 hours.

USER: Thank you for the help.

ASSISTANT: You are welcome, have a great day.