You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you now?

USER: I want to fly from IAD to SFO. Can you book a flight from that route?

ASSISTANT: Sure, please share me your planned journey dates?

USER: My planned travel dates are 03/29 and 03/31.

ASSISTANT: Do you want a connecting flight?

USER: Sure, I want a flight with single connection.

ASSISTANT: Is there any other requirement?

USER: I am comfortable with only in economy class.

ASSISTANT: May I know your name please?

USER: Sure, Jonathan Brown here.

ASSISTANT: I found a connecting flight 1006 of airline Southwest, fare is 100 and class is economy. Shall I proceed with booking?

USER: Yes, you can proceed with that one.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for the booking.

ASSISTANT: Thank you for visiting us, we hope see you again.