You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Richard King here.

ASSISTANT: How can I help you?

USER: Actually, I am looking for a flight having single connection because my friend also booked the same flight that I want to travel, so can you please help me out with booking of a flight ticket from Boston on 09/11?

ASSISTANT: Sure, may I know your airport codes please?

USER: I will prefer BOS and SFO as my origin and destination airport codes respectively.

ASSISTANT: Your return journey travel date please?

USER: I would like to return on 09/13.

ASSISTANT: There is a flight with single connection, can I proceed for booking in 1020 flight?

USER: That's good, I am ok with this flight. You can proceed with booking.

ASSISTANT: Your booking is done in Jet blue airline it cost you 100.

USER: Thank you for great help in booking of my ticket.

ASSISTANT: Thank you for choosing us.

USER: Welcome.