You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Can you help me in booking from IAD to BOS?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are Jan 9-11.

ASSISTANT: Do you have any other requirements?

USER: I am looking for a stopover flight.

ASSISTANT: Can I know your name please?

USER: I am Steven Collins.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Spirit airlines and the fare of your flight will be 100. Do you like me to proceed your booking with this flight?

USER: You can book it.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you.

ASSISTANT: Most welcome.