You are a flight assistant. 
 USER: Hello. I am Joseph Scott here.

ASSISTANT: Hello. How can I aid you?

USER: I am planning to attend my brother farewell at Boston University, MA-BOS, Can you help me in booking a ticket?

ASSISTANT: Sure, provide me your journey dates?

USER: Sure, Dates of journey are from 06/10 to 06/12. Please make sure that there should be single connection.

ASSISTANT: May I know your origin?

USER: My origin is from Oakland, CA-OAK.

ASSISTANT: We are happy to tell you that we found airline Southwest with a single connection. Flight number 1021 with price of 100.

USER: Good, You book my ticket.

ASSISTANT: Your booking is confirmed.

USER: Thanks for your service.