You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you now?

USER: I need you to book a flight ticket EWR to ORD. Please help me.

ASSISTANT: Sure, please share me your planned journey dates?

USER: June 17 and 19 are my planned travelling dates.

ASSISTANT: May I know your good name?

USER: Christine Green.

ASSISTANT: Do you want a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other requirement?

USER: I wish to fly in the best airlines that departs in the afternoon.

ASSISTANT: Please wait for a moment.

USER: Sure, I will wait.

ASSISTANT: Thank you for waiting, I found a connecting flight 1027 of airline UA, fare is 300 and class is economy. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Please let me know with the time of departure.

ASSISTANT: Flight 1027 depart at 16:00 hours and return flight timing is 03:00 hours.

USER: Thank you for the help.

ASSISTANT: Thank you for visiting us, have a nice journey.