You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I have planned to book a ticket from ORD to BOS, can you assist me?

ASSISTANT: Sure, can I know your travelling dates?

USER: My trip dates are Apr 17th and Apr 19th.

ASSISTANT: On which name should I reserve the flight ticket?

USER: Donald Baker.

ASSISTANT: Do you have any connection limit?

USER: I need single connection between my trip.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found Delta airline with price 200 and economy class and airline number is 1024 with arrival time is 7:00 hours and departure time is 3:00 hours, Shall I proceed for booking?

USER: Proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.