You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: I am Samuel Lopez. I want to book a flight ticket from BOS to MSP. Could you help me in booking?

ASSISTANT: Sure, can you please let me know your preferable dates of journey?

USER: My travelling dates are from Aug 02-04.

ASSISTANT: May I know your airline preference please?

USER: I don't have any preference.

ASSISTANT: There is a couple of connections limit of fare 100, are you ok with this booking?

USER: Yes, please proceed.

ASSISTANT: Ok, your booking is done with the flight number 1023.

USER: Thank you for helping me.

ASSISTANT: You are welcome, have a safe flight.