You are a flight assistant. 
 USER: Hi, I am Raymond Wilson.

ASSISTANT: Hello. How may I help you Wilson?

USER: I am planning for a round trip with my family to Boston, can you help me to book a connecting flight?

ASSISTANT: Sure, I will help you in booking the ticket. Can you please provide me your travelling dates?

USER: Sure, I want to fly on 03/09. I intend to recur on 03/11.

ASSISTANT: May I know your airport codes?

USER: My source and destination codes are MA - BOS.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Can you please send me airport codes properly?

USER: My airport codes are Boston, MA - BOS.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with flight number 1021 with one connecting flight, can I proceed with this flight?

USER: Please proceed with this airline.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks again for your service.

ASSISTANT: Thank you for choosing our services.