You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Emily Roberts want to visit Museum of Science at Boston, can you book a ticket to BOS?

ASSISTANT: Please share your desired travel dates?

USER: Sure, my travelling dates will be 06/23 and 06/25.

ASSISTANT: May I know your source airport code please?

USER: Yes, I want to depart from IAD.

ASSISTANT: Please wait a while. There is a flight with connection limit 1 and fare 100, is it ok for you?

USER: Ok, proceed with my booking.

ASSISTANT: Ticket is reserved on the name Emily Roberts, flight number 1005.

USER: Thank you.

ASSISTANT: Thank you for choosing us.