You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I need you to book a flight ticket from BOS to JFK. Please help me.

ASSISTANT: Sure, may I know your travelling dates?

USER: August 5 and 7 are planned travelling dates.

ASSISTANT: Can I know your other preferences?

USER: I would like to fly in a economy class.

ASSISTANT: May I know your connection limit?

USER: Sure, I need a connecting flight to reach my destination.

ASSISTANT: There is a flight of United Airlines, flight number 1023 with the fare of 300. Can I proceed?

USER: Please book it on my name, Kathleen Evans.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.