You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Anna Johnson.

ASSISTANT: How may I serve you today?

USER: Can you help me to book a round trip flight to Boston, MA - BOS within a fare of 1000?

ASSISTANT: Sure, we are here to help you in booking.

USER: Thanks.

ASSISTANT: Do you need a stopover in between your journey?

USER: Yes, I need a stopover in between the journey.

ASSISTANT: Kindly share your source airport code.

USER: I already mentioned, Its around trip.

ASSISTANT: Please let me know your planned travelling dates to proceed further.

USER: My planned travelling dates are 02/27 and 02/29.

ASSISTANT: Ok, please wait a moment I will search best flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an UA airline matching your essential details with single connection and the fare 100. Shall I book the ticket?

USER: Ok, please book it.

ASSISTANT: Your seat has been reserved with the flight number-1011.

USER: Thank you.

ASSISTANT: You're welcome. Thank you.