You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I am looking for a normal-cost airline to visit my home. Can you help me?

ASSISTANT: Sure, let me know your airport codes?

USER: My source point is BOS and my destination is PHL.

ASSISTANT: On which dates would you like me to book a flight ticket?

USER: I will fly on June 28 and return on June 30.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Is there any other preferences?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Joshua Campbell.

ASSISTANT: We found a United airline with flight number 1009 and fare 600 with class is business, Shall I proceed with booking?

USER: Please proceed with booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for availing us.