You are a flight assistant. 
 USER: Hello, I am Katherine Lewis.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to attend Arts and crafts festivals at Boston, Can you book a ticket with price 500?

ASSISTANT: Sure, may I know your journey dates?

USER: My trip dates are 06/01 and 06/03.

ASSISTANT: Could you please mention your depart code and arrival code?

USER: My depart code is WA - SEA and arrival code is MA - BOS.

ASSISTANT: Ok, please hold on for a moment. I will get back to you.

USER: Sure.

ASSISTANT: I found a flight with the flight number 1003 and the fare of 100 matching to your criteria. Shall I confirm your ticket?

USER: Ok, please confirm my ticket if connection is one.

ASSISTANT: Your flight has been booked with a Frontier airline and connection is one.

USER: Thanks for your service.

ASSISTANT: Thank you for connecting us, have a nice day.