You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Emily Edwards. I want to book a flight from DCA to BOS. Can you find a flight ticket for me?

ASSISTANT: Sure Emily, can I know the travel dates please?

USER: Ok, planned trip dates are on 04/19 and back on 04/21.

ASSISTANT: Ok, wait a moment please.

USER: Ok, make sure that the connection limit 1.

ASSISTANT: There is a flight in AA airline with connection 1, can I book it?

USER: Yes, please proceed with the ticket confirmation.

ASSISTANT: Your ticket has been booked with flight number 1026.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.