You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Scott Lewis, I need a flight from DCA to BOS, can you help me out please?

ASSISTANT: Ok, I will assist you. May I know your travel dates?

USER: My trip dates are from 03/10 till 03/12.

ASSISTANT: Ok, there is a flight available with 1 connection limit and airfare is 100. Can I book?

USER: Please proceed with it.

ASSISTANT: Ok, the ticket is booked and the flight number is 1007.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our service.

USER: Welcome.