You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to celebrate my birthday at Boston, please help me in booking a ticket from EWR to BOS.

ASSISTANT: Sure, may I know your travelling dates?

USER: My planned travel dates are on Apr 29 and May 01.

ASSISTANT: Can I know your name, please?

USER: My name is Karen Garcia.

ASSISTANT: Do you have any other specifications?

USER: I prefer a connecting flight.

ASSISTANT: There is a flight of frontier airline, flight number 1028 with the fare of 100. Can I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.