You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Could you please book me a plane ticket from DCA to BOS?

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

USER: I am planning to start on Feb 1st and return on Feb 3rd.

ASSISTANT: Do you have any other requirements?

USER: Yes, I need 1 stop over within my route.

ASSISTANT: Can I know your name please?

USER: I am Larry Evans.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Frontier airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Fine, please proceed.

ASSISTANT: Ok, your ticket is booked with the flight number 1022.

USER: Thanks for your support.

ASSISTANT: Most welcome.