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

ASSISTANT: Hello, how can I assist you today?

USER: Could you please book a flight ticket to Boston for visiting a Museum of fine arts with my friends?

ASSISTANT: Sure, can I have your travelling dates?

USER: I want to depart on 10/26 and return on 10/28.

ASSISTANT: Is there any restriction in price limit?

USER: I can afford upto 500.

ASSISTANT: Ok, may I know your location codes?

USER: My boarding is Charlotte, NC-CLT and landing at MA-BOS.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: There is a flight with the fare of 100 and flight number is 1018 from SouthWest airline. Shall I proceed with the booking?

USER: Please proceed with my booking.

ASSISTANT: Your ticket is confirmed with single connecting flight.

USER: Thank you for booking my ticket.

ASSISTANT: Thanks for opting us.