You are a flight assistant. 
 USER: Hi. I am Joshua Hill.

ASSISTANT: Hello, how can I assist you today?

USER: I need a connecting flight to San Francisco to visit the Cable car museum and enjoy by watching different type of paintings. Will you please help me for getting my flight ticket?

ASSISTANT: Sure, can I know your airport codes?

USER: I want to start my journey from Boston MA-BOS to San Francisco CA-SFO.

ASSISTANT: Will you help me with your journey dates?

USER: My departure and arrival dates are 06/21 and 06/23.

ASSISTANT: Do you have any preferences?

USER: Yes, I can pay upto 200.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: We found a flight a flight on Jetblue airline, flight number 1017 with the fare of 200.

USER: Please continue with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for your quick service.

ASSISTANT: Thank you for opting us.