You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I provide service to you?

USER: I am Benjamin Miller. I am planning to visit Boston to celebrate my birthday with my father. Please, book a flight ticket to BOS.

ASSISTANT: Sure, I am grateful to help you. Let me know your travel dates please?

USER: My depart date is 01/31 and return is on 02/02.

ASSISTANT: Ok, Can you share me your source point please?

USER: Source is SFO.

ASSISTANT: Do you prefer any connections in your journey?

USER: Yes, I need single connection.

ASSISTANT: Thanks for providing the details. Please wait for a minute.

USER: Sure.

ASSISTANT: Thanks for waiting. We found a 1004 Delta airline matching your preferred needs. The price is 100 with a single connection. Shall I proceed?

USER: Ok, please book.

ASSISTANT: Your ticket has been confirmed with the flight number 1004.

USER: Thank you for your help to booking my ticket.

ASSISTANT: Thank you for being served from us, Have a great journey.