You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,.

USER: I am Scott Evans.

ASSISTANT: On what way can I support you?

USER: As I am a traveller, I would like to go for a long tour, at Boston. Can you help me to book a flight ticket within 500?

ASSISTANT: Sure, Where do you want to travel and return?

USER: SFO is my origin and BOS is my destination airport codes.

ASSISTANT: Ok, when did you planned to travel to Boston & return?

USER: 04/25 and 04/27 are my travelling dates.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for your time, we have found a Spirit airline, flight number-1015, connections-1 and ticket-100. Would you like me to proceed?

USER: Please proceed for booking.

ASSISTANT: Ok, Your ticket has been confirmed.

USER: Thanks for booking my ticket.

ASSISTANT: Thanks for choosing our Spirit airlines.