You are a flight assistant. 
 USER: Hi. I am Nicole Johnson.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to go for a round trip to Seattle, so can you please book a flight ticket within the fare of 500?

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

USER: My travelling dates are Apr 26 and Apr 28.

ASSISTANT: Do you want any halt in between your flight journey?

USER: Yes, I need a halt.

ASSISTANT: May I know your travelling airport code?

USER: Seattle airport code is SEA.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I found a connecting flight 1012 of airline JetBlue, fare is 100 and class is economy. Shall I proceed with booking?

USER: Ok, proceed with the booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.