You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I assist you?

USER: Can you please help me in booking my flight ticket from IAD to BOS?

ASSISTANT: Sure, may I know your travelling dates?

USER: My planned travel dates are Mar 08-10.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any other preferences?

USER: I want to return in the afternoon.

ASSISTANT: May I know your name?

USER: Mary Adams.

ASSISTANT: We found a direct flight 1000 in UA airlines and price 100, Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your reservation is done and returns at 18:00PM.

USER: Thank you.

ASSISTANT: Thank you.