You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Brian Miller here. I would like to book a ticket to Boston on the occasion of my friends birthday.

ASSISTANT: May I know your desired travel dates please?

USER: My itinerary dates May 19 and May 21.

ASSISTANT: Please share your desired airport codes.

USER: My genesis and terminus airport codes are SFO and BOS.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket is booked, flight number 1003.

USER: Thank you very much.

ASSISTANT: Thank you for opting us.